← Back to directory

Ethereum gas fee plan for ONE transaction ($0.02): give gas_limit (+ urgency low...

https://agents.avasis.ai/v1/eth/fee-plan

Overview

Ethereum gas fee plan for ONE transaction ($0.02): give gas_limit (+ urgency low/normal/high/next_block, optional max_usd budget) and get the EIP-1559 fields to sign (maxFeePerGas, maxPriorityFeePerGas, hex ready_to_sign), expected + max cost in ETH + USD, blocks to inclusion, the other tiers, and a send_now / downgrade / wait decision with its reason from the latest block's fill. Free live sample /v1/evm/fee-plan/sample. Upstream down 503, never charged.

Protocol x402
Price $0.02
Payment Asset USD Coin
Payment Network eip155:8453
Category crypto/transactions
Provider Avasis Agent Platform
Source bazaar
Indexed 2026-11-03 00:57:46

Health

Status unknown
Latency (p50) —
Uptime (30d) —
Reliability Score —
Last Checked Never
Last Healthy Never
Consecutive Failures 0

x402 Payment Validation

Payment Requirements —
Asset Verified —
Facilitator —

Input Schema

{ "method": "GET", "queryParams": { "gas_limit": 65000, "urgency": "normal" }, "type": "http" }

Output Schema

{ "example": { "also_try": [ { "free_sample": "https://agents.avasis.ai/v1/evm/gas-ops/sample", "price_usd": "0.05", "url": "https://agents.avasis.ai/v1/evm/gas-ops", "what": "EVM gas ops kit: Ethereum gas + Base gas fee tiers (slow/standard/fast/urgent), EIP-1559 next base fee, USD cost per tx and for your gas_limit, Base-vs-Ethereum pick, plus Solana slot / priority fees / SOL-USD; one shot, $0.05" }, { "free_sample": "https://agents.avasis.ai/v1/evm/tx-precheck/sample", "price_usd": "0.02", "url": "https://agents.avasis.ai/v1/eth/tx-precheck", "what": "Ethereum tx precheck: simulate YOUR unsigned transaction before you sign (would it revert + reason, gas in USD, every transfer, approval exposure, counterparty risk): SIGN / CAUTION / BLOCK" } ], "alternatives": [ { "blocks": [ 2, 10 ], "expected": { "eth": 0.00005915, "usd": 0.152637 }, "maxFeePerGas": { "gwei": 0.96125 }, "tier": "slow", "urgency": "low" }, { "blocks": [ 1, 1 ], "expected": { "eth": 0.00012415, "usd": 0.320369 }, "maxFeePerGas": { "gwei": 2.32 }, "tier": "fast", "urgency": "high" }, { "blocks": [ 1, 1 ], "expected": { "eth": 0.00015665, "usd": 0.404235 }, "maxFeePerGas": { "gwei": 3.23 }, "tier": "urgent", "urgency": "next_block" } ], "chain": "ethereum", "chainId": 1, "computedAt": "2026-10-29T12:00:00.500Z", "decision": { "action": "send_now", "reason": "standard tier for normal urgency: latest block 46.3% full vs 50% target, base fee falling (-0.925% next block); expected $0.237 for 65000 gas, typically 1-2 blocks (~12-24 s)", "requested_tier": "standard", "tier": "standard" }, "eth_usd": { "available": true, "price": 2580.5, "source": "chainlink ETH/USD aggregator on Base (latestRoundData)" }, "headline": "Ethereum: standard tier (normal urgency) = maxFee 1.82 gwei / tip 1 gwei, ~$0.237 for 65000 gas, ~1-2 blocks · send now", "how_to_use": [ "Type-2 (EIP-1559) transaction: copy ready_to_sign.maxFeePerGas and maxPriorityFeePerGas (hex wei) into your transaction with your to / value / data / nonce; decision.action says send_now, downgrade (a cheaper tier fits max_usd) or wait (re-quote after recheck_in)." ], "inputs": { "calldata_bytes": null, "gas_limit": 65000, "max_usd": null, "urgency": "normal" }, "kit": "evm-fee-plan-1", "l1_data_fee": { "applicable": false, "available": false }, "market": { "base_fee": { "gwei": 0.41 }, "block": { "ageSeconds": 5, "gasUsedPct": 46.3, "number": 23700000, "timestamp": 1761739195 }, "next_block": { "base_fee_direction": "falling", "change_pct": -0.925, "label": "balanced", "next_base_fee_estimate": { "gwei": 0.406208 } }, "observedAt": "2026-10-29T12:00:00.000Z", "priority": { "basis": "node eth_maxPriorityFeePerGas", "gwei": 1 } }, "plan": { "cost": { "expected": { "eth": 0.00009165, "usd": 0.236503 }, "gas": 65000, "max_authorized": { "eth": 0.0001183, "usd": 0.305273 } }, "inclusion": { "blocks": [ 1, 2 ], "seconds": [ 12, 24 ] }, "maxFeePerGas": { "gwei": 1.82 }, "maxPriorityFeePerGas": { "gwei": 1 }, "tier": "standard", "urgency": "normal" }, "ready_to_sign": { "chainId": "0x1", "gas": "0xfde8", "maxFeePerGas": "0x6c7aff00", "maxPriorityFeePerGas": "0x3b9aca00", "tier": "standard", "type": "0x2" }, "sources": [ "publicnode ethereum rpc (via stream hub)", "chainlink ETH/USD (Base feed)" ] }, "type": "json" }