Seshat Markets Agent API

openapi: 3.2.0
info:
  title: Kronos Quant Signal Agent API
  version: 2.1.0
  summary: Auditable multi-asset financial forecasts for agents
  description: Kronos publishes cached multi-timeframe forecasts across crypto, commodities, and pre-market equities. Includes calibrated ranges, risk context, auditable decision records, and cross-symbol regime detection. Research and decision support only; not financial advice. x402 payments are active on mainnet (Solana mainnet + Base mainnet) via the PayAI facilitator. See /.well-known/x402 for exact requirements.
  termsOfService: https://kronos.seshat.markets/
  x-guidance: Use the catalog first, prefer cached reads, cite generated_at/decision_id, and verify outcomes through the audit record. Do not treat directional context as a standalone trading instruction.
  x-disclaimer: Kronos is a quantitative research signal, not investment advice. Forecasts are for research and integration purposes only. Always do your own research.
servers:
- url: https://kronos.seshat.markets/api
  description: Kronos production API
tags:
- name: Agent
paths:
  /feeds/kronos/agent/track-record:
    get:
      operationId: getKronosAgentTrackRecord
      tags:
      - Agent
      summary: GET /agent/track-record
      description: 'Agent track record — measures Kronos as a market voter (option voted vs market outcome): win rate, Brier score, per-coin breakdown and daily evolution. Filter by ?coin and ?days. Not the same as /accuracy, which measures the Kronos forecast model (predicted direction vs actual price at horizon).'
      parameters:
      - name: coin
        in: query
        required: false
        schema:
          type: string
          maxLength: 20
      - name: days
        in: query
        required: false
        schema:
          type: integer
          default: 30
          maximum: 365
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
        '404':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      x-payment-info:
        status: active
        protocols:
        - x402: {}
        price:
          mode: fixed
          currency: USD
          amount: '0.001000'
  /feeds/kronos/agent/votes:
    get:
      operationId: getKronosAgentVotes
      tags:
      - Agent
      summary: GET /agent/votes
      description: Recent agent votes with market context, confidence, rationale and outcome. Paginate with ?limit (default 50) and ?offset, filter by ?coin. ?full=1 includes rationale and research_notes text.
      parameters:
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          default: 50
          minimum: 1
          maximum: 500
        description: Max votes to return (default 50, max 500)
      - name: offset
        in: query
        required: false
        schema:
          type: integer
          default: 0
          minimum: 0
          maximum: 10000
      - name: coin
        in: query
        required: false
        schema:
          type: string
          maxLength: 20
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
        '404':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      x-payment-info:
        status: active
        protocols:
        - x402: {}
        price:
          mode: fixed
          currency: USD
          amount: '0.003000'
  /feeds/kronos/agent/signals:
    get:
      operationId: getKronosAgentSignals
      tags:
      - Agent
      summary: GET /agent/signals
      description: Live view of open markets where the agent is actively voting — includes vote status and cached predictions per market.
      x-payment-info:
        status: active
        protocols:
        - x402: {}
        price:
          mode: fixed
          currency: USD
          amount: '0.005000'
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
        '404':
          description: Error response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /feeds/kronos/composite-preview/{symbolKey}:
    get:
      operationId: kronos_composite_preview
      tags:
      - Agent
      summary: GET /composite-preview/:symbol
      description: Free preview of the Quant (Kronos) vs Crowd composite signal — same agreement/divergence read as /composite, aggregated/delayed. ?days controls lookback (default 30, max 365). Full per-duration breakdown and history stay behind the paid endpoint.
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
  /feeds/kronos/confluence/{symbolKey}:
    get:
      operationId: kronos_confluence
      tags:
      - Agent
      summary: GET /confluence/:symbol
      description: 'Fuses the Kronos model''s directional forecast with independent external signals — social sentiment from Gate.io MCP (bullish/bearish/neutral) and the quant-vs-crowd composite (Polymarket-style votes) — into a simple AGREE/CONFLICT/NEUTRAL tag per signal plus an overall confluence score. Lightweight: reuses cached sentiment (60s TTL) and cached consensus — no fresh GPU inference. ?days controls crowd lookback (default 30, max 365).'
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
      x-payment-info:
        status: active
        protocols:
        - x402: {}
        price:
          mode: fixed
          currency: USD
          amount: '0.010000'
  /feeds/kronos/benchmark-preview:
    get:
      operationId: kronos_benchmark_preview
      tags:
      - Agent
      summary: GET /benchmark-preview
      description: Free preview of the benchmark leaderboard — ranks Kronos against every LLM agent and human forecaster by accuracy and Brier score, fixed 7-day window, min 10 resolved, no per-coin detail. Configurable window and per-coin breakdown stay behind the paid /benchmark endpoint.
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
  /feeds/kronos/benchmark:
    get:
      operationId: kronos_benchmark
      tags:
      - Agent
      summary: GET /benchmark
      description: Benchmark leaderboard — ranks Kronos against every LLM agent and human forecasters by accuracy and Brier score on crypto markets. Kronos model-level stats (audited predictions, accuracy, Brier). Use ?detail=1 for per-coin breakdown. ?days for lookback, ?minResolved to filter agents with too few votes.
      responses:
        '200':
          description: JSON response
          content:
            application/json:
              schema:
                type: object
      x-payment-info:
        status: active
        protocols:
        - x402: {}
        price:
          mode: fixed
          currency: USD
          amount: '0.020000'
components:
  schemas:
    Error:
      type: object
      properties:
        error:
          type: string
        detail:
          type: string
  securitySchemes:
    x402Payment:
      type: apiKey
      in: header
      name: PAYMENT-SIGNATURE
      description: x402 v2 payment payload. Required for paid endpoints when the service manifest at /.well-known/x402 has enforcement=active_mainnet. Send the signed payment in this header (or the legacy X-PAYMENT header) to satisfy the 402 challenge.
externalDocs:
  description: Kronos agent quickstart
  url: https://kronos.seshat.markets/kronos/skill.md
x-discovery:
  llms_txt: https://kronos.seshat.markets/kronos/llms.txt
  registry: https://kronos.seshat.markets/kronos/registry.json
  x402: https://kronos.seshat.markets/.well-known/x402