FarOut, Pay-Per-Call AI Models over x402

● healthy ai

[OI]-compatible LLM inference API for autonomous agents. Supports reasoning, coding and chat workloads across 10 frontier models (GPT-5.5, GPT-5.6, GLM 5.3, Kimi K3, DeepSeek V4, MiniMax M3). Pay per request with USDC on Base using x402. No prepaid balance required, no API key, no account.

Quality grade

How grading works

A 90.2 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 200)

Payability 20.0 / 20

✓ Answers a real HTTP 402 challenge
✓ Publishes a /.well-known/x402 descriptor
✓ Payment address on record
✓ Settlement network declared
✓ Price declared

Demand 30.2 / 40

78 distinct payers, 21837 USDC transfers in the last 30 days

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 18 h ago. On-chain activity last read 2 h ago. Availability is re-probed every 4 hours and on-chain demand daily; the grade updates automatically on the next pass.

Paid endpoints

12 resource(s) advertised by this origin.

POST https://farouter.tech/v1/chat/completions

FarOut LLM gateway: [OI]-compatible chat completions and Anthropic-format messages over x402 with true-up billing (upto scheme). The 402 quotes a spending CAP for your request (estimated input tokens + your max_tokens at the model's per-1M price, from 0.001 up to 3.0 USD); after the answer you are s

POST https://farouter.tech/v1/messages

POST https://farouter.tech/v1/models/gpt-5.5/chat/completions

Fixed-price chat completions for gpt-5.5: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.020/1M input, $0.120/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/gpt-5.6-sol/chat/completions

Fixed-price chat completions for gpt-5.6-sol: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.020/1M input, $0.120/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/kimi-k3/chat/completions

Fixed-price chat completions for kimi-k3: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.012/1M input, $0.060/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/glm-5.2/chat/completions

Fixed-price chat completions for glm-5.2: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.006/1M input, $0.018/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/glm-5.3/chat/completions

Fixed-price chat completions for glm-5.3: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.050/1M input, $0.158/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/deepseek-v4-pro/chat/completions

Fixed-price chat completions for deepseek-v4-pro: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.040/1M input, $0.119/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/minimax-m3/chat/completions

Fixed-price chat completions for minimax-m3: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.001/1M input, $0.005/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/deepseek-v4-flash/chat/completions

Fixed-price chat completions for deepseek-v4-flash: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.013/1M input, $0.040/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/gpt-5.6-luna/chat/completions

Fixed-price chat completions for gpt-5.6-luna: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.001/1M input, $0.005/1M output tokens. USDC on Base via x402, no API key.

POST https://farouter.tech/v1/models/glm-5.3-flash/chat/completions

Fixed-price chat completions for glm-5.3-flash: flat $0.002 per call (includes up to 4,000 input + 1,000 output tokens; larger requests are rejected before payment). Rate: $0.009/1M input, $0.030/1M output tokens. USDC on Base via x402, no API key.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://farouter.tech

/.well-known/x402.json

https://farouter.tech/.well-known/x402

Listed in

Directories this entry was found in.

x402scan