{"slug":"agentshelf-syntexa-ch-v1-base-gas-3792a4","title":"Call when an agent needs the latest Base base fee, max priority fee, and gas pri","host":"agentshelf.syntexa.ch","method":"POST","resource":"https://agentshelf.syntexa.ch/v1/base-gas","category":"code","description":"Call when an agent needs the latest Base base fee, max priority fee, and gas price. Send block latest, or omit it. Read-only eth_getBlockByNumber, eth_maxPriorityFeePerGas, and eth_gasPrice. No address. Send JSON {\"block\":\"latest\"}. Exact $0.001 USDC on Base. Try unpaid POST /v1/sandbox/base-gas fir","price_listed":0.001,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"block":"latest"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"examples":[{"block":"latest"}],"properties":{"block":{"const":"latest","description":"Block tag. Only latest is accepted. Example: latest. Omit it for the same current base fee, priority fee, and gas price. No address and no URL.","examples":["latest"],"type":"string"}},"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"additionalProperties":false,"examples":[{"base_fee_gwei":"1","base_fee_wei":"1000000000","billed":true,"block_number":100,"gas_price_wei":"1001000000","network":"eip155:8453","ok":true,"priority_fee_wei":"1000000","receipt_id":"rcpt_01EXAMPLE000000000000000","warnings":[]}],"properties":{"base_fee_gwei":{"examples":["1"],"type":"string"},"base_fee_wei":{"examples":["1000000000"],"type":"string"},"billed":{"examples":[true],"type":"boolean"},"block_number":{"examples":[100],"minimum":0,"type":"integer"},"gas_price_wei":{"examples":["1001000000"],"type":"string"},"network":{"const":"eip155:8453","examples":["eip155:8453"],"type":"string"},"ok":{"const":true,"examples":[true],"type":"boolean"},"priority_fee_wei":{"examples":["1000000"],"type":"string"},"receipt_id":{"examples":["rcpt_01EXAMPLE000000000000000"],"type":"string"},"warnings":{"default":[],"examples":[[]],"items":{"type":"string"},"type":"array"}},"required":["ok","receipt_id","billed","network","block_number","base_fee_wei","base_fee_gwei","priority_fee_wei","gas_price_wei"],"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Call when an agent needs the latest Base base fee, max priority fee, and gas price. Send block latest, or omit it. Read-only eth_getBlockByNumber, eth_maxPriorityFeePerGas, and eth_gasPrice. No address. Send JSON {\"block\":\"latest\"}. Exact $0.001 USDC on Base. Try unpaid POST /v1/sandbox/base-gas first.","last_updated":"2026-10-11T10:14:36.434Z","schemes":["exact"]}