Endpoint · onchainPOSTapi.onesource.io /api/chain/estimate-gas
Estimate the gas a transaction will consume via eth_estimateGas before signing it
Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.004 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://api.onesource.io/api/chain/estimate-gas
Seen
first 35 days ago · last 16 hr ago
79 free handshakes
Payment
Pays through
x402 · MPP tempo
Offered on?
Base USDC, Tempo USDC.e
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.771 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.229: 0.130 uncertain ? + 0.098 short ? · 0.029 to B
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| latency p95costs the most it answered as fast as its class |
0.20 | 0.51 | 0.120 | 0.024 | −0.098 | −0.078 | |
| liveness it answered at all |
0.60 | 1.00 | 0.912 | 0.547 | 0 | −0.053 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.771 | gap to 1.000 = 0.229 · 0.098 short · 0.130 uncertain | 0.771 | −0.098 | −0.130 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.200 × 0.120 latency p95
+ 0.600 × 0.912 liveness
+ 0.200 × 1.000 price stability
= 0.771 → UNRATED: 70 of 30 paid calls weights 2026.09.6 · 70 samples · seed cap_01M1A51MF5R7SFAK6ZH84RK09G|2026-09-02T06:00:55.958Z|2026.09.6
Verify it yourself
npx teppi-check https://api.onesource.io/api/chain/estimate-gascurl -s https://api.teppi.xyz/v1/trust/cap_01M1A51MF5R7SFAK6ZH84RK09G