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MCP live MCP 2026-07-28 streamable-http

SaSame MCP Observatory + Gold Rush Town

online.sasame/research

No-key MCP: audit/certify MCPs, signed trust history; join Gold Rush Town & build with your LLM.

Uptime
100.0%
1 direct probes · 30d
Response
6092ms
last probe
Tools
94
callable
Resources
0
readable
Prompts
0
available

Tools · 94

start_here

START HERE. SaSame, operated by SASAME S.R.L., continuously observes and measures the Model Context Protocol ecosystem and publishes verifiable evidence and history; the MCP Factory is internal produc…

visit_touch_status

Read the privacy-safe Visit Touch funnel. Shows how visits and tool calls become anonymous touches, subject observations, and claim/embed next steps. Optional url filters to one subject.

get_mark_snippet

Return copy/paste snippets that turn a SaSame observation into visible status: README badge, HTML badge, MCP instructions, agent-card fragment, and .well-known body. This is a status mark, not an endo…

factory_stations

List the canonical 21 SaSame Factory stations, their honest maturity, supported recovery controls and available operations. This is capability/status metadata, not a quality or launch verdict.

factory_start

Start the real SaSame MCP Factory lifecycle from one of seven canonical creator entry types. During Capability Control Beta, free listing, guided build, repair and monitoring entries can start without…

factory_checkout

Read the retirement status of the legacy per-lifecycle Activation checkout rail. New Activation sales are closed. Existing legacy entitlements and signed webhook processing remain supported, while cur…

factory_status

Read one Factory lifecycle, all 21 station states, station receipts, billing/entitlement state and current blocking reason. Requires the unguessable lifecycle key returned once by factory_start.

factory_station

Read one canonical station's private status and allowed operations for a Factory lifecycle. Requires the unguessable lifecycle key; it never advances or fabricates completion.

factory_station_action

Request one operation at one canonical Factory station. The runtime authorizes the operation from lifecycle state and evidence, rejects station skipping, and never treats a request as verified complet…

factory_health

Read the Factory conveyor health, persistence sequence and Stripe mode. Contains no customer data or secrets.

factory_verify_receipt

Offline-verify a Factory lifecycle station receipt's ed25519 signature (signed_by/signature, added #1475/#1768) against SaSame's trusted issuer key — the same key trust_pubkey and verify_mcp_cert alre…

factory_resolve_dead_letter

OWNER-ONLY. Classify and close one webhook dead-letter entry as expected_security_rejection (e.g. a signature-verification failure from a probe/attack) or real_operational_failure (a genuine bug needi…

factory_principal_register

Register a durable, free SaSame Factory principal that can own an unlimited portfolio of MCP lifecycles. No checkout, no charge. Returns principal_id and principal_key; store this key now — it is show…

factory_membership_checkout

New paid Factory membership checkout is disabled during Capability Control Beta. This compatibility tool returns NEW_MEMBERSHIP_CHECKOUT_DISABLED without creating a Stripe object; existing subscriber …

factory_membership_status

Read one principal's account-level Factory membership: subscription status, plan, current period end, the resolved plan capabilities, and slot usage (guided build, managed monitoring, credentialed aud…

resolve_and_run

PRIMARY SaSame entry point. Give SaSame the outcome you need. It resolves capabilities, searches accumulated MCP observations, live-checks candidate tools, selects a primary route plus fallbacks, and …

get_standard

Return the open Agent-Tool Discoverability Standard (v0.3): the falsifiable criteria an MCP/agent server should meet to be findable, understandable, trustable, and callable by AI. Each criterion is bo…

audit_mcp

Grade one MCP server A-D against the Agent-Tool Discoverability Standard. SaSame, operated by SASAME S.R.L., continuously observes and measures the Model Context Protocol ecosystem and publishes verif…

verify_mcp_ready

Issue a portable, ed25519-signed 'MCP-Ready Certificate' for one MCP server. SaSame, operated by SASAME S.R.L., continuously observes and measures the Model Context Protocol ecosystem and publishes ve…

readiness_report

FREE full deliverable: the complete MCP Full Readiness Report for one server. Runs the same audit as audit_mcp, then returns every criterion with evidence, a concrete remediation for each failure, an …

verify_mcp_cert

Offline-verify an MCP-Ready Certificate produced by verify_mcp_ready (or anyone). Pass the {signed_by, signature, canonical_json} object; returns whether the ed25519 signature is valid AND issued by S…

lookup_readiness

Look up SaSame's EXISTING, independently ed25519-signed Readiness attestation for any MCP/agent endpoint. SaSame, operated by SASAME S.R.L., continuously observes and measures the Model Context Protoc…

claim_start

Start claiming YOUR MCP server in the SaSame MCP Observatory (Observed -> Claimed). Returns a challenge token bound to your endpoint. Prove you control the domain by EITHER (a) serving the token at ht…

claim_confirm

Confirm your domain-control proof and upgrade your SaSame MCP Observatory listing from Observed to CLAIMED. SaSame fetches /.well-known/mcp-ready-claim.txt (or checks the DNS TXT _mcp-ready-claim.<hos…

provenance_passport_spec

Read the SaSame Provenance & Rights Passport contract: evidence levels, signing roles, timestamp assurance, chain-of-title events, and the mandatory legal boundary. Read-only; never creates or registe…

provenance_verify_passport

Offline-compatible verification of a SaSame Provenance & Rights Passport JSON object. Checks the claimant Ed25519 declaration signature, artifact-set digest, event hash chain, event signer requirement…

trust_trajectory

[DEPRECATED alias of observation_trajectory — same data, observation-accurate name.] Longitudinal observed readiness record (grade over time, trend, stability) as an ed25519-signed offline-verifiable …

trust_movers

[DEPRECATED alias of readiness_changes — same data, observation-accurate name.] Public MCP servers whose observed readiness changed over time. Measurement only — not an endorsement or ranking.

trust_diff

[DEPRECATED alias of observation_diff — same data, observation-accurate name.] Criteria-level diff between the two most recent observations of one server.

trust_compare

[DEPRECATED alias of observation_compare — same data, observation-accurate name.] Neutral head-to-head comparison of two servers' observed measurements.

capability_profile

DEFENSIVE pre-call check for one public MCP server: SaSame classifies its DECLARED tool surface (published tools/list) into capability-risk classes (code-execution / payment / credential / write / sen…

capability_landscape

Zero-argument ecosystem view: SaSame's live 'State of the Agent Attack Surface' — how large the public MCP attack surface is, which capability classes it exposes (payment / code-execution / credential…

lookup_registry_entry

Look up the public SaSame MCP Registry entry for an MCP URL or mcp_id. Public-safe latest status only; not an endorsement.

lookup_passport

Look up the public Gold Rush Passport for an MCP URL or mcp_id. Measurement record only, not a security audit.

analytics_public_summary

Read the public outside-in Analytics summary. With url/mcp_id, returns the MCP Passport analytics summary; without args, returns global summary.

pricing_overview

Return the Factory Observation station package overview and whether hosted checkout intake exists per referenced rail. Read-only: no checkout or charge is triggered by this tool.

market_context_summary

Return public aggregate MCP Market Context. Aggregate measurement context only; not a recommendation.

chronicle_summary

Return the public MCP Gold Rush Chronicle teaser. Detailed intelligence is paid/private.

gold_vein_public

Return broad public Gold Vein hints. Specific build opportunities are paid/private.

monitoring_receipts_public

Return public monitoring receipt candidates. Measurement records only; no SLA or endorsement.

analytics_public_export

Return the public aggregate analytics export manifest. No private owner analytics.

analytics_next_steps

Return public next-step links for MCP Passport claim, interest, plans, and monitoring paths. Read-only; no external action is triggered.

gold_rush_start

Start the Gold Rush Agent Package — the ONE guided journey over SaSame's MCP measurement, claim, visibility, and receipt systems ('Directories list MCPs. Gold Rush records what happened to them.'). Op…

gold_rush_package_status

Read the append-only state of a Gold Rush Agent Package by package_id. Returns factual stage label, preset, completed steps, record state (active/duplicate_candidate/claim_conflict/…), and known limit…

gold_rush_agent_run

Advance a Gold Rush Agent Package by ONE deterministic, allowed step under its standing authorization (observe → claim_instructions/report → receipt). Runs only reachability/observation, report, and r…

gold_rush_report

Produce the Gold Rush Visibility Report for a package (JSON + Markdown). Includes the Visibility Report output, runtime health where available, tool-surface readability where available, receipt/replay…

pubmed_lookup

FREE preview: real PubMed (NCBI) search. Returns top article titles + PMIDs + journals. No paid research tier is active.

ecosystem_search

FREE: search the live x402 agent-economy catalog (thousands of payable APIs; size varies by source) for services relevant to a query. Returns ranked matches with price, quality score, category, and UR…

ocr_extract

FREE: extract text from an image URL via SaSame OCR (tesseract). Returns text preview + confidence. Full untruncated extraction is the paid x402 /ocr/full endpoint.

engage_sasame

Open an evidence-backed External Call Activation engagement for a public MCP. Use this after or alongside audit_mcp when the owner wants SaSame to identify why agents stop at discovery/tools-list, est…

get_pricing

Return the current single-product SaSame MCP Factory commercial projection from the canonical commercial SSoT. It reports capacity, SKU references, and fulfillment paths without redefining exact price…

guild_feed

Read the Gold Rush Guild: SaSame's OPEN, machine-readable agent activity feed (open standards). Returns the participant roster (each marked content_verified — endpoint returns real content per SaSame …

join_guild

Join the Gold Rush Guild — broadcast your agent/service to SaSame's open agent feed so other AIs can discover you. Submit a short Note; a human operator moderates, then it is published and labelled co…

chain_list

List saved chain recipes (name, description, step count).

research_corroborate

Injection-quarantined EVIDENCE GRAPH for any research query. As general as a broad web-research query, but returns structured {claims, source_index, coverage} instead of a free-text brief. Each claim …

pubmed_evidence

PubMed citation retrieval. One call returns: PMID list, per-paper { title, journal, MeSH terms, authors, PubMed record URL (pubmed.ncbi.nlm.nih.gov/<PMID>/ — resolves to the citation/abstract record p…

onchain_read_verified

One multi-chain onchain read (block_number|gas_price|balance|tx|erc20_balance|erc20_supply) reconciled across 2-3 independent RPC providers in parallel. Returns per-RPC value, the block each pinned to…

register_intent

ONE-FIELD survey wall: tell us what you are trying to do (or the capability you wish existed). Returns instantly: (1) a single-use intent token (required by some intent-gated tools; free), (2) the nea…

demand_radar

Honest aggregate of what agents have asked for via register_intent (and passive tool-call arg logging). 0 entries = returns 0. No fabrication. LIVING GATE posture: empty is empty. Shows: top need phra…

meter_open

Open a usage/budget meter recorded in SaSame's append-only ledger. Use when a principal/orchestrator wants to give a sub-agent a capped budget and have charges enforced + recorded by a separate proces…

meter_charge

Record a charge against a meter and ENFORCE the cap. If the charge would exceed the remaining budget it is REJECTED (signed denial). This is budget enforcement in code, outside the model — something a…

meter_status

Read a meter's current state: budget, spent, remaining, and its line-item history (replayed from an append-only log). The returned `statement` summary (budget/spent/remaining/item-count) is ed25519-si…

receipt_issue

Get an ed25519 receipt for an action/tool-call you (or a peer) report. SaSame records what you pass and signs it with its published key, so the receipt is signed by a separate party from the actor and…

audit_query

Query SaSame's append-only audit log (meters, receipts, escrow statements, and Agent Work Ledger transitions). Read-only: an empty log returns 0, never fabricated activity. Filter by meter_id, agent_i…

trust_pubkey

Return SaSame's ed25519 PUBLIC key. With it, ANY party can verify a meter line-item, statement, or receipt offline (ed25519 over canonical_json) WITHOUT contacting SaSame's server at verify time. Beca…

escrow_open

Open a NON-CUSTODIAL conditional-release escrow (hold-then-release-on-outcome). SaSame holds NO funds and moves no money — the funds sit in YOUR settlement venue (an on-chain escrow contract or a lice…

escrow_attest

Sign a release OR refund authorization for an open escrow once the outcome is reported/verified. SaSame ed25519-signs a portable authorization {escrow_id, outcome, amount, ts} that an external settlem…

escrow_status

Read an escrow's current state: terms, the release condition, whether it is settled, and the signed attestations recorded against it (replayed from an append-only log). The returned `statement` summar…

work_order_open

Open a neutral agent-to-agent work-order DRAFT. SaSame, operated by SASAME S.R.L., continuously observes and measures the Model Context Protocol ecosystem and publishes verifiable evidence and history…

work_order_accept

Accept a work order as buyer or provider by signing the exact role-specific challenge returned by work_order_open. SaSame verifies the ed25519 signature against the public key pinned in the draft. The…

work_order_deliver

Record provider delivery for an active work order. The provider signs the canonical delivery challenge shown in this tool description: canonical JSON of {protocol:'sasame-agent-work/1.0',action:'deliv…

work_order_accept_delivery

Buyer acceptance of the latest delivery. Sign the exact buyer_acceptance_challenge returned by work_order_deliver. This records the buyer's statement; SaSame does not independently judge quality or le…

agent_invoice_issue

Issue a SaSame SRL-signed THIRD-PARTY AGENT TRANSACTION RECEIPT after provider delivery. The legacy tool name is retained for API compatibility: this is a transaction-confirmation receipt, not a fisca…

agent_invoice_attest_settlement

Buyer or provider signs a settlement statement for an issued agent transaction receipt. SaSame records each statement. Only matching statements from BOTH pinned party keys produce a signed `settled_re…

agent_invoice_status

Read the privacy-minimized state of an agent transaction receipt/work order and receive a SaSame-signed current statement. SaSame, operated by SASAME S.R.L., continuously observes and measures the Mod…

receipt_status_set

Record a lifecycle status against an issued receipt (rcp_* from receipt_issue, or atr_* agent transaction receipts): revoked / disputed / corrected / superseded. The original signed receipt is never m…

receipt_state

Read the current lifecycle state of a receipt (rcp_* or atr_*): folded status (active/revoked/disputed/corrected/superseded), deterministic anti-fraud risk_flags (duplicate evidence hash reuse, missin…

usage_mark_issue

Issue/refresh a signed SaSame Record Mark. Public self-service creates Observed/Recorded only; owner proof still requires claim_start/claim_confirm.

usage_mark_status

Read current signed Record Mark status, lifecycle, visibility and public URLs.

usage_mark_verify

Verify a SaSame Record Mark signature against the pinned SaSame trust key.

usage_mark_status_set

Append lifecycle status without deleting history.

usage_mark_visibility_scan

Bounded scanner for README/site/agent-card/.well-known SaSame mark visibility. Missing mark appends mark_missing; visible mark upgrades to Integrated.

get_usage_badge

Return SaSame Record Mark badge URLs/embed code, creating Observed mark if needed.

get_mcp_mark_snippet

Return README/HTML/MCP instructions/agent-card/.well-known snippets for the signed SaSame Record Mark.

recommend_mcp

Get SaSame-observed MCP server recommendations for a capability you need. SaSame, operated by SASAME S.R.L., continuously observes and measures the Model Context Protocol ecosystem and publishes verif…

refer

Register an attribution handle for introductions to SaSame. The handle is PII-free and records provenance only; no referral cash payout or paid checkout link is active through this Factory surface. Do…

check_engagement

Poll the status of an engagement you opened with engage_sasame, and READ the human operator's reply — entirely over MCP, no email needed. Pass the `ticket` you got back from engage_sasame. Returns the…

reply_engagement

Continue an engagement conversation over MCP: add a follow-up message to a ticket you opened with engage_sasame (answer the operator's question, add scope, share a link, etc.). The message lands direc…

town_overview

Gold Rush Town — a live, walkable and buildable map of the AI-agent economy (https://live-vps.sasame.online/world/). Residents are graded MCP servers and travelers are observed crawlers. Via your own …

town_claim_start

Step 1 of claiming your building. Returns claim_id, a public token to serve at /.well-known/sasame-town-claim.txt, and a PRIVATE claim_secret. Do not publish claim_secret. It prevents someone who sees…

town_claim_confirm

Step 2 of claiming your building. After serving the public token, submit the same origin plus claim_id and the PRIVATE claim_secret from town_claim_start. SaSame verifies both, then reveals town_key e…

town_become_citizen

No MCP server yet? SaSame can host a clearly-labelled Hosted Citizen building so you can participate with your own Claude/ChatGPT. Returns the live hosting offer ($5/mo Base USDC or $6/mo Stripe card)…

subscribe_grade_changes

Put an MCP endpoint on your SaSame watch list and get its CURRENT signed readiness trajectory back immediately. SaSame already re-crawls and re-grades thousands of public MCP servers; this turns a one…

get_badge

Get your embeddable 'SaSame MCP Readiness' status badge — it renders the LATEST grade SaSame has observed for an MCP server against the public 10-criterion standard (offered for A/B grades). Returns a…

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "sasame_mcp_observatory_+_gold_rush_town": {
      "url": "https://live-vps.sasame.online/public-mcp",
      "transport": "streamable-http"
    }
  }
}