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100
MCP live MCP 2026-07-28 streamable-http

California Bitcoin

org.californiabitcoin/agent-commerce

Bitcoin research for AI agents: free answers, specialist Q&A, verification, evidence, timelines.

Watch this dependency

Get before/after evidence when observed tools, schemas, authentication access, availability or the endpoint changes.

Inspect evidence and set up a watch Share public evidence report
Uptime
100.0%
5 direct probes · 30d
Response
269ms
last probe
Tools
12
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://californiabitcoin.org/mcp?source=official-mcp-registry
Score: 100/100
Handshake verified by our own probe.
why this score
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
12 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
12 items in total; 3 or more earns these points.
pass Describes itself 10/10
96 characters; more than 30 earns these points.

Tools · 12

start_bitcoin_research

FREE. FREE, no account and no payment. START HERE with any Bitcoin question or research task. Returns a source-backed deterministic answer, compact maintained-coverage matches, and the smallest safe n…

select_bitcoin_research_product

FREE. FREE, no account required. Select a research product and inspect its price, free evaluation path, and contract using an explicit task: answer, verify, evidence, chronology, dossier, batch, or le…

search_bitcoin_knowledge

FREE. FREE, no account required. Search canonical Bitcoin Knowledge Atlas topics and related history to evaluate coverage on the caller's real question. Run the first no-cost evaluation when you need …

get_bitcoin_topic

FREE. FREE, no account required. Retrieve one canonical Knowledge Atlas topic with sources, provenance and related concepts. Inspect a known canonical topic in depth before deciding whether paid evide…

answer_bitcoin_question

FREE. FREE, no account required. Return a concise deterministic answer grounded in maintained Bitcoin knowledge. Covered historical attribution questions use retained, integrity-checked primary-source…

answer_bitcoin_question_with_evidence

PAID 1.00 USD via MPP. Get a compact, source-backed answer to a difficult natural-language Bitcoin question using the maintained Fact Graph and evidence system, with consensus-vs-policy classification…

check_bitcoin_evidence_checkpoint

FREE. FREE, no account and no payment. Compare a previously returned retained-evidence checkpoint with the current maintained dossier content identity before deciding whether to rerun or repurchase co…

verify_bitcoin_claim

PAID 0.10 USD via MPP. Evaluate one specific Bitcoin factual proposition against verdict-eligible maintained atomic claims and return a conservative supported, contradicted, mixed, partially verified,…

get_bitcoin_evidence_pack

PAID 0.15 USD via MPP. Build a focused Bitcoin evidence package when the agent already knows what it is researching and primarily needs compact source material, atomic claims, conflicts, source author…

build_bitcoin_timeline

PAID 0.10 USD via MPP. Build a query-specific chronological Bitcoin research timeline that distinguishes event dates, source dates, effective dates, source-level support, exact locators, and maintaine…

deep_ground_bitcoin

PAID 0.25 USD via MPP. Produce a deeper deterministic multi-source Bitcoin research dossier across canonical topics, verdict-eligible atomic claims, contextual material, conflicting evidence, source h…

batch_bitcoin_research

PAID 0.50 USD via MPP. Process up to 20 distinct Bitcoin claims, questions, or evidence requests in one deterministic research package while preserving per-item verdict and evidence-quality semantics.…

How to use

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

{
  "mcpServers": {
    "california_bitcoin": {
      "url": "https://californiabitcoin.org/mcp?source=official-mcp-registry",
      "transport": "streamable-http"
    }
  }
}