OPENAPI 3.0.3 SPECIFICATION (v5.4 MAINNET)

/docs — API & FRAMEWORK ADAPTER REFERENCE

Zero-latency cognitive middleware interlock for agentic decision provenance.

SDK QUICKSTART INSTALLATION

# Install native framework adapter via npm
npm install @lexica/sdk @lexica/adapter-swarm

# Set operational environment keys
export LEXICA_API_KEY="lx_live_9f83a71b4c2e"
export LEXICA_RPC_URL="https://rpc.lexicaledger.com/v1"

PRIMARY INGESTION ENDPOINT

POST https://node.lexicaledger.com/api/v1/ingest

REQUIRED HTTP HEADERS

Authorization: Bearer lx_live_...
X-Agent-SCIM-ID: urn:ietf:params:scim:schemas:core:2.0:Agent
X-PKI-Signature-Header: <FIPS_140_3_HSM_SIGNATURE_HEX>
Content-Type: application/json

RESPONSE HTTP STATUS CODES

200 OK (Standard Attestation): Payload validated. State anchored successfully to Base L2 Merkle Root ($0.0015 USDC toll assessed).

422 UNPROCESSABLE (Exception Route): Telemetry syntax drift or missing PKI header detected. Payload diverted to WebAssembly Exception Oracle Gate ($0.0075 USDC surcharge assessed).

429 TOO MANY REQUESTS: Rate limit exceeded (Standard tier capped at 50 req/sec per API Key).

CANONICAL TELEMETRY PAYLOAD SCHEMA

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "agent_id": "urn:ietf:params:scim:schemas:core:2.0:Agent",
  "pki_cert": "FIPS_140_3_HSM_CERT_OK",
  "eu_ai_act_context": {
    "article_9_risk_score": 0.02,
    "article_12_tamper_proof": true,
    "article_17_qms_ref": "QMS-2026-V5"
  }
}