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Providers

Compare RPC providers on measured data

The top 4 on the chosen chain are compared by default. Pick your own — up to 4 — and the selection moves into the URL, so a comparison can be sent to someone else and they will see exactly what you saw.

Providers on Ethereum

Side by side

6h window · 6.0 hours observed · generated 2026-08-27 14:53:45 UTC

Selected providers compared across every measured metric
MetricTenderlyBlast APICloudflare1RPC
Rank1589
Score99.478.648.10.0
StatusExcellentGoodPoorPoor
Availability99.95%99.99%23.19%0.00%
p50 latency20.2 ms108.3 ms16.5 ms0.0 ms
p95 latency34.5 ms126.1 ms95.8 ms0.0 ms
p99 latency77.8 ms153.4 ms155.2 ms0.0 ms
Correctness100.00%100.00%100.00%not measured
Head lag0.48 blocks0.41 blocksno cohortno cohort
Rate limited071121,645
Unsupported002770
Samples9,5629,5539,5591,889

9 providers scored against each other.

Where the gap comes from

Two scores side by side say one is higher. This says why: the score is a weighted sum, so it comes apart, and each component’s share of the difference adds back to the difference exactly. Compared against Tenderly, the highest scorer of those selected.

TenderlyvsBlast API

+20.8points

  • Latency+20.9
  • Head freshness0.1
  • Availability0.0
  • Correctness+0.0

The parts add to +20.8, exactly — the score is a weighted sum, so it comes apart.

TenderlyvsCloudflare

+51.3points

  • Availability+29.7
  • Latency+14.4
  • Head freshness*+9.4
  • Correctness2.2

The parts add to +51.3, exactly — the score is a weighted sum, so it comes apart. Components marked * were measured for only one of the two; the other’s weight is spread across what it does have, which is why the two sides can carry different weights for the same row.

Tenderlyvs1RPC

+99.4points

  • Availability+40.0
  • Latency*+30.0
  • Correctness*+20.0
  • Head freshness*+9.4

The parts add to +99.4, exactly — the score is a weighted sum, so it comes apart. Components marked * were measured for only one of the two; the other’s weight is spread across what it does have, which is why the two sides can carry different weights for the same row.

Latency over time