Xfuel

LIVE ON-CHAINSolana

Paid inference via x402 USDC on Base and Solana. Cost-plus, quoted, receipted. POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.

Window	Trust	Uptime	Success	p50	p95	Price	Data
Last hour	77	100%	—	—	—	$0.002	Low
Last 24h	77	100%	—	—	—	$0.002	Low
Last 7 days	77	100%	—	—	—	$0.002	Low

Endpoint
GET`/a2a-message` OpenAI-compatible paid inference via x402 USDC on Base and Solana ($0.01). POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.	—	—	$0.01
GET`/task-request` OpenAI-compatible paid inference via x402 USDC on Base and Solana ($0.01). POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.	—	—	$0.01
POST`/task-request` OpenAI-compatible paid inference via x402 USDC on Base and Solana ($0.01). POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.	—	—	$0.01
POST`/a2a-message` OpenAI-compatible paid inference via x402 USDC on Base and Solana ($0.01). POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.	—	—	$0.002
GET`/v1/chat/completions` Paid inference via x402 USDC on Base and Solana. Cost-plus, quoted, receipted. POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.	—	—	$0.002
POST`/v1/chat/completions` Paid inference via x402 USDC on Base and Solana. Cost-plus, quoted, receipted. POST /v1/chat/completions is the recommended surface. Returns signed receipt + public verify_url. Paying this host is real mainnet USDC.	—	—	$0.002
Request / responseⓘ· observed 9/9/2026 id:string object:string created:number model:string choices: [ index:number message: role:string content:string finish_reason:string ] usage: prompt_tokens:number completion_tokens:number total_tokens:number cached_prompt_tokens:number reasoning_tokens:null xfuel_source:string xfuel: schema:string task_id:string status:string proof_outcome:string verify_url:string created_at:number updated_at:number verification: source_of_truth:string jwks_uri:string issuer_jwk_pin:string offline_key_source:string route_meta: message_type:string chain_id:string model_commitment:null payment_meta: network:string explorer_url:string tier2_proof:null floor_applied:null basis:null collected:boolean collects_on:string proof: system:string tier:string zkp_tier:string outcome:string has_proof:boolean nullifier:null nullifier_enforced:boolean proving_time_ms:null attestation_scope: settlement_metadata:boolean output_hash_commitment:boolean payment_binding:boolean model_computation:boolean on_chain_nullifier:boolean status:string note:string links: status:string proof:string receipt:string links: self:string json:string status:string proof:string issuer_signature: alg:string payload_version:number jws:string kid:string issuer_jwk: kty:string crv:string x:string y:string kid:string alg:string use:string provider_cogs: provider:string float_id:string currency:string decimals:number unit:string estimated:string actual:string basis:string usd_mark:string below_low_water:boolean usage: prompt_tokens:number completion_tokens:number total_tokens:number source:string output: hash:string kind:string hmac_attestation: alg:string payload_version:number value:string role:string surface:string compute: provider:string real:boolean note:string payment: rail:string ref:string network:string gross_amount:string net_amount:string fee_amount:string fee_bps:number protocol_fee_bps:number platform_fee:null platform_fee_bps:null asset:string payee:string explorer_url:string tier2_proof:null floor_applied:null basis:null collected:boolean collects_on:string note:string route: message_type:string chain_id:string model:string provider:string model_commitment:null requested:string resolved:string caller_binding: payer_wallet:string agent_pubkey:null api_key_hash:null session:string agent_pubkey:null delegation_hash:null session_expiry:null parent_receipt_id:null privacy:null agent_id:number settlement_status:string idempotent_replay:boolean replay_of:string usage_settled: agent_id:number hub:null model:string amount:string settlement_status:string idempotent_replay:boolean replay_of:string JSON API ↗

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