x402 List

x402 Protocol Service Directory

x402 Compute API

x402 compute APIs offering metered execution and processing behind a pay-per-request HTTP 402 paywall. Each service is live-monitored and priced per call.

COMPUTE SERVICES ── 9 total ── for live status visit /status

STATUS ── ● online · ◐ degraded · ○ offline · ─ unknown ── live health, see /status.

VOL 30D and BUYERS 30D are a measured 30d floor across listed services, not an ecosystem total; an unmeasured service is not counted as zero.

·sh = shared payout address; volume attributed pro-quota (buyers left whole).

x402 Compute services with live status, name, description, endpoint count, cheapest per-request price, 24-hour uptime, measured 30-day on-chain volume, distinct 30-day buyers, and supported networks. Click a column header to sort.
STATUS NAME DESCRIPTION EP FROM $/REQ UPTIME 24H VOL 30D BUYERS 30D NETWORKS
jsonguard Repair malformed JSON and validate against a JSON Schema. POST malformed JSON (and an optional schema); returns repaired text, the parsed value, and validation errors. 0.01 USDC on Base per call via x402, no account. 1 $0.01 100.00% $0.17 ·sh 3 BSE
QuickNode Blockchain RPC provider with x402-gated multi-chain access. Pay-per-request in USDC on Base with no API key. 3 $0.0001 100.00% $0.09 1 AMOY/ARCT/BSE/BSP/POL/SOL/SOLD/XLYT
Browserbase Pay-per-use headless browser sessions for AI agents. No API keys, no accounts — pay with crypto via x402 on Base. 2 $0.002 100.00% $0 0 BSE/SOL
Relaystation Pay-per-call agent infrastructure with x402 v2 micropayments (USDC/EURC on Base): durable file storage & handoff (batons), 150+ compute ops (PDF, data/CSV, image, audio/video, text), agent-to-human messaging, e-signatures, ID verification, sanctions screening, and agent contracts. Sub-cent pricing; no account required — the wallet is the identity. OpenAPI: https://api.relaystation.ai/openapi.json · llms.txt: https://api.relaystation.ai/llms.txt · MCP: https://api.relaystation.ai/mcp 4 $0.01 100.00% $8 10 BSE
Cloud World Model Multi-cloud infrastructure simulation API with native x402 pay-per-request support — no signup required. Lets developers, architects, and AI agents model AWS, GCP, Azure, OCI, and DigitalOcean deployments without provisioning real resources. Supports RL autoscaling training, chaos engineering, multi-cloud cost/latency comparison, predictive scaling validation, and AI-generated architecture analysis. All metered endpoints accept USDC on Base mainnet via X-PAYMENT header — no account or API key needed. 10 $0.001 100.00% $0.14 1 BSE/SOL
Hugen Visual API Renders any public URL to a base64 JPEG or PNG screenshot, with full-page capture, CSS selector targeting, device presets and dark mode. Returns page title, file size and render time. Paid per capture in USDC on Base or Solana. 1 $0.02 100.00% $6 ·sh 424 BSE/SOL
Image Optimizer & WebP Converter Convert and compress images to WebP, AVIF, JPEG or PNG. Optimize and shrink photos for web and CDN delivery from any image URL. 1 $0.01 100.00% $0.02 ·sh 6 ARB/BSE/POL/SOL
GPU Forge Pay-per-job GPU compute API. gpu.probe returns a live nvidia-smi GPU inventory ($0.01); llm.generate runs llama3.1:8b text generation ($0.05). USDC via x402 on Base and Polygon; accepts both standard signed-authorization payments (X-PAYMENT / payment-signature, self-settled) and direct-transfer X-Payment-Tx. Open source: https://github.com/ParabellumDevteam/gpu-forge 2 $0.01 0.00% $0 0 BSE/POL
Granite Mfg Machine Utilities Low-cost x402 APIs for weight conversion, fabrication plate-weight quoting, private PDF preflight, and authorized video analysis. 2 $0.001 0.00% $0 0 BSE
9 of 9 services ── category: Compute ── all services