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Ankr

Ankr is tracked as an RPC infrastructure source for Ethereum coverage. RPC and blockchain infrastructure network for developers needing multichain endpoint access

Indexed onlyProvider Profile
RPC infrastructureEthereum
Official siteMarkdownCompare sources

Decision guide

Use it when

EVM RPC endpoint access

Check first

Wallet portfolio enrichment

PubFi status

Provider Profile

The page is an AI/Codex-processed public Provider Profile and does not claim PubFi integration, gateway access, x402 payment, or MCP tooling.

Key facts

Auth
API key
Pricing
Freemium
Agent actionability
Editorial only; runtime status separate
PubFi gateway
Not present in the active Registry
Last verified

Provider-sourced facts

Primary coverage
RPC and blockchain infrastructure network for multichain endpoint access Source
Fixture coverage
RPC infrastructure coverage for the Ethereum fixture target Source

Best fit and tradeoffs

Best for

  • EVM RPC endpoint access
  • Infrastructure routing comparisons
  • They need a multichain RPC provider with public-node and premium endpoint options.
  • They want an infrastructure alternative to Alchemy, QuickNode, or Chainstack.
  • They need to evaluate freemium access before moving to a higher-throughput RPC plan.

Watchouts

  • Wallet portfolio enrichment
  • Exchange order book datasets
  • Public and premium limits are not interchangeable, so raw rate-limit comparisons can mislead if plan context is omitted.
  • The fixture centers Ethereum coverage; broader chain claims need separate evidence before publication.
  • Teams should confirm whether they need node API access or advanced API endpoints before sizing usage.

Why teams choose it

Ankr is an RPC and blockchain infrastructure network for developers needing multichain endpoint access. Discovery tracks it as Ethereum RPC infrastructure and an alternative to QuickNode, Alchemy, and Chainstack.

Ankr is useful when a team wants to compare provider network shape, public-node access, and premium endpoint plans. The page should keep quota language precise because the fixture distinguishes public or freemium limits from premium node and advanced API limits.

What it can cover

Ankr RPC infrastructure coverage

Current
Category
RPC infrastructure
Public status
Requested
Auth requirement
API key
Access review
Free Requires Auth
Coverage
Ethereum
Output contracts
Rpc Endpoint Status

Quick start

POSTEndpoint path not listed
Style
curl
Language
curl
Method
POST
Path
Not listed
Requires auth
Yes
Provider docs
Documentation

PubFi gateway

Not present in the active Registry

The active signed Registry generation has no route for this provider. Discovery inclusion and upstream documentation do not make a provider executable through PubFi.

Runtime status
not_present
Active capabilities
0
PubFi auth headers
Authorization: Bearer <PubFi API key> or X-PubFi-Api-Key: <PubFi API key>
Typed contract
Runtime OpenAPI
  • Use the official provider documentation for direct integration.
  • A future collected source becomes executable only after the normal evidence, policy, health, and generation pipeline accepts it.

Reference details

Access

Auth methods
API key
Pricing model
Freemium
Free tier
Freemium provides 200M API credits/month under Public Node API rate limits after sign-in.
Starting price
0.10 USD per 1M API credits
Free rate limit
Public/Freemium Node API: approx. 1800 requests/min across all endpoints; Freemium Advanced API: 50 requests/min
Paid rate limit
Premium Node API: up to approx. 1.5k EVM/non-EVM requests/sec per endpoint and approx. 4k Solana requests/sec per endpoint; Advanced API: 1k+ requests/min

Data shape

Data types
Rpc Endpoints, Multichain Endpoints
Protocols
REST
REST support
Yes
GraphQL support
Not listed
WebSocket support
Not listed
Streaming support
Not listed
Webhook support
Not listed
Feature flags
Not listed
SDKs
Not listed

Public evidence

Documentation
Provider docs
Status page
Provider status
Source coverage status
Current
Editorial posture
Provider Profile

Implementation notes

Rate limits

High

Keep Ankr public-node, freemium, premium node, and advanced API limits separate because the fixture exposes different units and scopes.

Coverage

Medium

Verify target-chain coverage before using Ankr as a general multichain fallback in a production adapter.

Pricing

Medium

Use official commercial metadata labels for freemium and premium planning instead of compressing Ankr plans into one number.

Use cases

  • Compare RPC providers for Ethereum application reads
  • Prototype endpoint routing before provider account setup

Comparison snapshot

Ankr is a practical RPC alternative when public-node access and premium endpoint scaling are part of the evaluation. It differs from Alchemy mainly by infrastructure model and from Chainstack by plan and endpoint positioning.

PubFi friction relief

Quota Interpretation

Source friction
The fixture lists separate public/freemium and premium request-limit labels for Ankr.
PubFi relief
Discovery keeps plan-specific limit labels visible in exports so agents do not collapse them into a single quota.

FAQ

What is Ankr used for?

Ankr is a candidate source for RPC endpoint access and blockchain infrastructure reads.