Agent-native security, x402 payment trust, GitHub bounty intelligence and execution decisioning with direct USDC settlement on Solana.
Search intents: SHA-256 / SHA-512 hashing · Base64 encode/decode · JWT decode · canonical JSON · live perpetual funding rates · funding-rate data feed · URL to Markdown · prompt injection guard · tool-call safety · x402 seller preflight · GitHub bounty due diligence.
POST https://bounty-engineer-x402-prod.onrender.com/v1/recommend-tool — free. Send {"goal":"compare three GitHub bounties"} and receive the best paid endpoint, current price and input shape.
JSON Contract Check · $0.005
Validate generated JSON against an explicit supported schema subset with precise error pointers; no guessed repairs.POST https://bounty-engineer-x402-prod.onrender.com/v1/json-contract-check · Free worked example
JSON Change Set · $0.005
Compare JSON snapshots and return only changed fields with hashes, exact counts and configurable ignored paths.POST https://bounty-engineer-x402-prod.onrender.com/v1/json-change-set · Free worked example
Evidence Pack · $0.02
Build an auditable quote packet: verify exact quote presence, source hashes, character offsets and caller-declared freshness.POST https://bounty-engineer-x402-prod.onrender.com/v1/evidence-pack · Free worked example
Context Pack · $0.01
Select query-relevant verbatim excerpts under a character budget, deduplicate chunks and preserve source offsets for retrieval workflows.POST https://bounty-engineer-x402-prod.onrender.com/v1/context-pack · Free worked example
Data Quality Gate · $0.02
Accept or reject batches of up to 200 records using schema validation and composite uniqueness checks before data enters a workflow.POST https://bounty-engineer-x402-prod.onrender.com/v1/data-quality-gate · Free worked example
Provider Route Plan · $0.01
Choose the cheapest reliable API provider with deterministic fallback routing from caller-supplied price, latency, reliability, trust and freshness measurements.POST https://bounty-engineer-x402-prod.onrender.com/v1/provider-route-plan · Free worked example
Result Consensus Gate · $0.02
Compare multiple provider outputs, measure exact agreement and expose field-level consensus before an autonomous workflow trusts a result.POST https://bounty-engineer-x402-prod.onrender.com/v1/result-consensus-gate · Free worked example
Retry Policy Plan · $0.002
Plan safe retries for transient API failures, 429 responses and timeouts with bounded backoff, idempotency and side-effect checks.POST https://bounty-engineer-x402-prod.onrender.com/v1/retry-policy-plan · Free worked example
Batch Budget Plan · $0.005
Allocate a hard budget across many metered API calls and return exact planned calls, dropped calls and spend before execution.POST https://bounty-engineer-x402-prod.onrender.com/v1/batch-budget-plan · Free worked example
Structured Record Merge · $0.015
Merge structured records only where enough independent caller-supplied sources agree, while preserving field provenance and surfacing conflicts.POST https://bounty-engineer-x402-prod.onrender.com/v1/structured-record-merge · Free worked example
Tool Output Quality Gate · $0.01
Reject structurally incomplete, stale or schema-invalid tool output before it contaminates the next autonomous step.POST https://bounty-engineer-x402-prod.onrender.com/v1/tool-output-quality-gate · Free worked example
Agent Commerce Plan · $0.025
Route repeated agent API purchases within a fixed spend budget; use it as an agent spend-control meter before machine purchases.POST https://bounty-engineer-x402-prod.onrender.com/v1/agent-commerce-plan · Free worked example
GET https://bounty-engineer-x402-prod.onrender.com/v1/audit?url=https://example.com — $0.01
POST https://bounty-engineer-x402-prod.onrender.com/v1/hash — $0.001
POST https://bounty-engineer-x402-prod.onrender.com/v1/jwt-decode — $0.001
POST https://bounty-engineer-x402-prod.onrender.com/v1/base64 — $0.001
POST https://bounty-engineer-x402-prod.onrender.com/v1/json-canonicalize — $0.001
POST https://bounty-engineer-x402-prod.onrender.com/v1/bounty-intel — $0.01
POST https://bounty-engineer-x402-prod.onrender.com/v1/bounty-due-diligence — $0.75
POST https://bounty-engineer-x402-prod.onrender.com/v1/bounty-deal-desk — $1.50
POST https://bounty-engineer-x402-prod.onrender.com/v1/agent-opportunity-underwriter — $4.90
POST https://bounty-engineer-x402-prod.onrender.com/v1/autonomous-execution-blueprint — $9.90
POST https://bounty-engineer-x402-prod.onrender.com/v1/agent-revenue-command-center — $19.90
POST https://bounty-engineer-x402-prod.onrender.com/v1/tool-call-dry-run — $0.01
POST https://bounty-engineer-x402-prod.onrender.com/v1/tool-response-shield — $0.01
POST https://bounty-engineer-x402-prod.onrender.com/v1/schema-drift-guard — $0.03
POST https://bounty-engineer-x402-prod.onrender.com/v1/x402-payment-preflight — $0.05
GET https://bounty-engineer-x402-prod.onrender.com/v1/x402-settlement-test — $0.001 · minimal-cost live payment-path canary
POST https://bounty-engineer-x402-prod.onrender.com/v1/agent-purchase-firewall — $0.01 · pre-payment budget, duplicate and seller-drift guard
POST https://bounty-engineer-x402-prod.onrender.com/v1/agent-state — $0.003 · persistent get/put/counter/CAS/TTL-lock primitives
POST https://bounty-engineer-x402-prod.onrender.com/v1/web-extract — $0.005 · URL → clean Markdown + text + metadata + structured links
POST https://bounty-engineer-x402-prod.onrender.com/v1/funding-rates — $0.005 · normalized Binance + Bybit perpetual funding-rate snapshot with fallback
POST https://bounty-engineer-x402-prod.onrender.com/v1/action-idempotency — $0.002 · reserve/status/commit/release exactly-once action coordination
POST https://bounty-engineer-x402-prod.onrender.com/v1/run-ledger — $0.005 · append/read workflow events and checkpoints
POST https://bounty-engineer-x402-prod.onrender.com/v1/agent-execution-gate — $0.02 · unified pre-execution safety + idempotency + optional payment controls
Unpaid requests receive an x402 V2 HTTP 402 challenge. Payment settles as USDC on Solana mainnet. The service never asks a buyer for a private key.
x402 manifest · x402.json · A2A · MCP · MCP descriptor · A2A Agent Card · Agent Tools JSON · Agent Tools text · OpenAPI · llms.txt · skill.md
Buy one credit pack and use the same private API key for web extraction, audits, tool guards and bounty intelligence. Exact costs are quoted before execution, failed work returns credits, and identical retries do not charge twice. Integration guide · Credit catalog.