x402

Polygon PoS RPC (chain 137): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes.

Polygon PoS RPC (chain 137): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.001 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x9d86e0e7…5f01f296

URL

https://rpc.nodeflare.app/polygon/x402

Seen

first 34 days ago · last 11 hr ago

75 free handshakes

Payment

Pays through

x402

Offered on?

Polygon, Arbitrum, Base USDC

Listed on?

Polygon, Arbitrum, Base

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.746 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.254: 0.054 uncertain ? + 0.200 short ? · 0.054 to B

How the composite of 0.746 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
liveness it answered at all	0.60	1.00	0.910		0.546	0	−0.054
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.746	gap to 1.000 = 0.254 · 0.200 short · 0.054 uncertain	0.746	−0.200	−0.054

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.200 × 0.000   latency p95    
+ 0.600 × 0.910   liveness       
+ 0.200 × 1.000   price stability
= 0.746           → UNRATED: 68 of 30 paid calls      weights 2026.09.6 · 68 samples · seed cap_01M1A51RP973W0Y9XKN57D3MJH|2026-09-03T09:08:16.711Z|2026.09.6

Verify it yourselfnpx teppi-check https://rpc.nodeflare.app/polygon/x402curl -s https://api.teppi.xyz/v1/trust/cap_01M1A51RP973W0Y9XKN57D3MJH