MapleAI

{
  "protocolVersion": "0.2.1",
  "name": "MapleAI",
  "description": "Pay-per-request AI API on Base mainnet: GPT chat, image generation/editing, Jev structured decisions, free embeddings and prepaid token packs. Skilled via the OpenAI-compatible HTTP interface in additionalInterfaces; every paid endpoint answers HTTP 402 with a x402 payment challenge first.",
  "url": "https://base.mapleai.shop",
  "version": "1.0.0",
  "capabilities": {
    "streaming": true,
    "extensions": [
      {
        "uri": "https://github.com/coinbase/x402",
        "description": "x402 v2 pay-per-request: the first attempt returns HTTP 402 with PAYMENT-REQUIRED; retry with a signed PAYMENT-SIGNATURE header.",
        "required": true
      }
    ]
  },
  "additionalInterfaces": [
    {
      "url": "https://base.mapleai.shop/v1",
      "transport": "HTTP",
      "description": "OpenAI-compatible API (chat completions, embeddings, models)"
    },
    {
      "url": "https://base.mapleai.shop/api/v1",
      "transport": "HTTP",
      "description": "OpenAI-compatible API plus images and responses aliases"
    },
    {
      "url": "https://mapleai.shop/v1",
      "transport": "HTTP",
      "description": "OpenAI-compatible API scoped to prepaid oms_buy_ bearer keys"
    }
  ],
  "securitySchemes": {
    "x402": {
      "type": "apiKey",
      "in": "header",
      "name": "PAYMENT-SIGNATURE",
      "description": "x402 payment payload obtained from the 402 challenge (PAYMENT-REQUIRED header)"
    }
  },
  "security": [
    {
      "x402": []
    }
  ],
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "chat-completion",
      "name": "GPT chat completions",
      "description": "OpenAI-compatible chat completions with 14 chat models, priced per token. Exact quote in the 402 challenge.",
      "tags": [
        "chat",
        "llm"
      ],
      "examples": [
        "POST https://base.mapleai.shop/v1/chat/completions {\"model\":\"openai/gpt-5.6-sol\",\"messages\":[{\"role\":\"user\",\"content\":\"Hello\"}]}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "responses-api",
      "name": "OpenAI Responses API",
      "description": "OpenAI Responses API (alpha) translated to chat completions upstream.",
      "tags": [
        "chat",
        "responses"
      ],
      "examples": [
        "POST https://base.mapleai.shop/api/v1/responses {\"model\":\"openai/gpt-5.6-sol\",\"input\":\"Hello\"}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "anthropic-message",
      "name": "Anthropic Messages API (Claude)",
      "description": "Native Anthropic Messages API for the Claude family (haiku/sonnet/opus, see GET /v1/models): system prompt, content blocks, SSE events, required max_tokens. Same per-token x402 pricing.",
      "tags": [
        "chat",
        "anthropic",
        "claude"
      ],
      "examples": [
        "POST https://base.mapleai.shop/v1/messages {\"model\":\"claude-sonnet-5\",\"max_tokens\":64,\"messages\":[{\"role\":\"user\",\"content\":\"Hello\"}]}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "embed-text",
      "name": "Free embeddings",
      "description": "2048-dim embeddings via nvidia/nemotron-3-embed-1b; free, no payment, up to 128 strings per call.",
      "tags": [
        "embeddings",
        "free",
        "search"
      ],
      "examples": [
        "POST https://base.mapleai.shop/v1/embeddings {\"input\":\"Hello\",\"input_type\":\"query\"}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "text-to-speech",
      "name": "Text-to-speech synthesis",
      "description": "OpenAI-compatible TTS (tts-1, tts-1-hd, orpheus-english, orpheus-arabic); WAV audio, $0.0150 per request.",
      "tags": [
        "audio",
        "tts",
        "speech"
      ],
      "examples": [
        "POST https://base.mapleai.shop/v1/audio/speech {\"model\":\"tts-1\",\"input\":\"Hello\",\"voice\":\"alloy\"}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "speech-to-text",
      "name": "Audio transcription",
      "description": "OpenAI-compatible transcription (whisper-1 id, Gemini backend); multipart file or JSON base64, $0.0060 per request.",
      "tags": [
        "audio",
        "stt",
        "transcription"
      ],
      "examples": [
        "POST https://base.mapleai.shop/v1/audio/transcriptions -F file=@audio.mp3 -F model=whisper-1"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "chat-free-gptoss",
      "name": "Free gpt-oss-20b chat",
      "description": "Free nvidia/gpt-oss-20b chat completions; rate-limited 10/10min + 100/day per agent IP, max 2048 output tokens. No payment required.",
      "tags": [
        "chat",
        "free",
        "gpt-oss"
      ],
      "examples": [
        "POST https://base.mapleai.shop/v1/free/chat/completions {\"messages\":[{\"role\":\"user\",\"content\":\"Hello\"}],\"stream\":false}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "image-generation",
      "name": "Image generation",
      "description": "Image generation with 7 models, priced per image and size.",
      "tags": [
        "image"
      ],
      "examples": [
        "POST https://base.mapleai.shop/api/v1/images/generations {\"model\":\"gpt-image-2\",\"size\":\"1024x1024\",\"prompt\":\"A maple leaf\"}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "image-editing",
      "name": "Image editing",
      "description": "Edit a PNG, JPEG or WebP supplied as a base64 data URI (maximum 10 MB).",
      "tags": [
        "image",
        "editing"
      ],
      "examples": [
        "POST https://base.mapleai.shop/api/v1/images/image2image {\"model\":\"gpt-image-2\",\"size\":\"1024x1024\",\"prompt\":\"Make the leaf green\",\"image\":\"data:image/png;base64,...\"}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "jev-decision",
      "name": "Structured decisions",
      "description": "Structured decisions via jev-latest: named questions (noul/choice/score) with instructions in, JSON answers out. $0.06/1M input tokens.",
      "tags": [
        "decision",
        "structured"
      ],
      "examples": [
        "POST https://base.mapleai.shop/jev {\"model\":\"jev-latest\",\"state\":\"...\",\"questions\":{\"billing\":{\"type\":\"noul\",\"instructions\":\"Is this about billing?\"}}}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "buy-prepaid-key",
      "name": "Buy a prepaid API key",
      "description": "Issues a prepaid bearer key for one GPT or Claude model (100000-1000000 token budget). Spend it with no x402 at https://base.mapleai.shop/prepaid/v1/chat/completions (Bearer).",
      "tags": [
        "prepaid",
        "budget"
      ],
      "examples": [
        "POST https://base.mapleai.shop/prepaid/codes/auto {}"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "prepaid-key-status",
      "name": "Check prepaid key status",
      "description": "Free validity and token-budget check for an oms_buy_ key: GET https://base.mapleai.shop/prepaid/status (or https://mapleai.shop/v1/prepaid/status) with the key as Bearer.",
      "tags": [
        "prepaid",
        "free"
      ],
      "examples": [
        "GET https://base.mapleai.shop/prepaid/status -H \"Authorization: Bearer oms_buy_...\""
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ],
  "provider": {
    "organization": "MapleAI",
    "url": "https://base.mapleai.shop"
  }
}