niche · 0.5 market domain

Subgraph

Score 19.1 / 100 25 providers 36 APIs Search apis.io →

Providers using this tag (25)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Developing 4 Usable, with meaningful gaps to close
Thin 11 Limited public surface area
Emerging 10 Early or largely undocumented

APIs with this tag (36)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Developing 10 Usable, with meaningful gaps to close
Thin 14 Limited public surface area
ParaSwap Subgraphs (GraphQL)ParaSwap exposes TheGraph subgraphs for historical swap data and limit order/RFQ activity across multiple n...35.5Exactly Protocol Subgraph API (The Graph)GraphQL subgraph API powered by The Graph for querying indexed on-chain data from Exactly Protocol on Ether...35.4Hegic Options Subgraph APIGraphQL API powered by The Graph Protocol for querying Hegic options positions, historical trades, liquidit...35.1Ribbon Finance Subgraph APIGraphQL API hosted on The Graph protocol providing indexed on-chain data for Ribbon Finance vaults includin...34.1Clipper Subgraph (GraphQL)GraphQL API endpoints hosted on The Graph that index Clipper's smart contracts across Ethereum, Optimism, P...33.2Art Blocks Subgraph — Arbitrum OneDecentralised subgraph on The Graph Network providing on-chain-only data for Art Blocks tokens, projects, a...33.0Art Blocks Subgraph — BaseDecentralised subgraph on The Graph Network providing on-chain-only data for Art Blocks tokens, projects, a...33.0Art Blocks Subgraph — EthereumDecentralised subgraph on The Graph Network providing on-chain-only data for Art Blocks tokens, projects, a...33.0Perpetual Protocol Curie v2 SubgraphPublic GraphQL subgraph indexing the Perpetual Protocol Curie (v2) perpetual futures protocol on Optimism (...32.9Toucan Subgraph APIGraphQL subgraphs providing endpoints for querying Toucan infrastructure and ecosystem data (projects, TCO2...32.5Vesper Subgraph APIGraphQL subgraph for querying Vesper Finance on-chain events, pool history, strategy performance, and token...32.5Foundation Subgraph APIGraphQL API powered by The Graph protocol that indexes all Foundation NFT marketplace activity on Ethereum ...29.2Opyn Gamma Subgraph APIGraphQL API via The Graph that indexes the Gamma Protocol (Opyn v2) on Ethereum mainnet. Covers oToken crea...27.5Opyn Squeeth Subgraph APIGraphQL API powered by The Graph that indexes all on-chain Squeeth events on Ethereum mainnet. Enables deve...27.5
Emerging 12 Early or largely undocumented
Aave Protocol SubgraphsThe Graph subgraphs that index Aave V2 and V3 reserves, users, liquidations, flash loans, rewards, and hist...23.6Notional V2 Subgraph API (Mainnet)GraphQL subgraph API for querying Notional V2 on-chain data on Ethereum Mainnet via The Graph protocol. Pro...22.8Notional V3 Subgraph API (Arbitrum)GraphQL subgraph API for querying Notional V3 on-chain data on Arbitrum One via The Graph Studio. Notional ...22.8Notional V3 Subgraph API (Mainnet)GraphQL subgraph API for querying Notional V3 on-chain data on Ethereum Mainnet via The Graph Studio. Suppo...22.8Sudoswap Subgraph APIGraphQL subgraph deployed on The Graph that indexes sudoswap.xyz smart contract events and statistics. Enab...21.8Hifi Protocol SubgraphThe Graph subgraph that indexes the Hifi fixed-rate, fixed-term lending protocol — vaults, collateral and d...20.7Alchemix Subgraph APIAlchemix uses The Graph protocol to index on-chain events and expose yield data, harvest history, transmute...17.5Beefy Finance GraphQL APIGraphQL subgraph API for querying Beefy Finance protocol data including vaults, investors, positions, harve...17.5Balancer SubgraphPer-chain GraphQL subgraphs published on The Graph for raw indexed Balancer events.17.4Frax Finance GraphQL APIGraphQL subgraph for Fraxswap on Ethereum, exposing pairs, tokens, swaps, liquidity positions, TWAMM long-t...16.9Convex Finance GraphQL APISubgraph-based GraphQL API for querying Convex Finance on-chain data including pools, deposits, withdrawals...16.0Compound Finance GraphQL APIGraphQL API for querying Compound Finance v2 protocol data via The Graph subgraph, including markets, accou...15.0

Score breakdown

Frequency
41.9
log-scaled weighted occurrences
Breadth
0.7
spread across providers
Quality lift
34.9
mean composite of providers using it
Cohesion
9.8
strength of nearest seed neighbor

Related tags

The Graph 13 co-occurrences Optimism 5 co-occurrences Arbitrum 5 co-occurrences Liquidity Pools 5 co-occurrences Liquidity 7 co-occurrences Ethereum 18 co-occurrences DeFi 22 co-occurrences Smart Contracts 11 co-occurrences

Where this tag comes from

Provider tag3
Api tag36

Cohort brief

Auto-generated

The 25 providers in the APIs.io catalog tagged Subgraph, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
25
all scored
Mean Kin Score
28.8
+8.1 vs catalog 20.7
Mean Agent Readiness
17.7
+8.0 vs catalog 9.7
Spread
15–46.8
median 32.5 · σ 9.1
How the 25 split by band
Exemplar 0Strong 0Developing 4Thin 11Emerging 10Minimal 0
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Contract Quality 37.9 17.5 +20.4 25
Discoverability 75.8 60.4 +15.4 25
Developer Ergonomics 23.8 17.9 +5.9 25
Operational Transparency 14.8 11.3 +3.5 25
Access Clarity 23.1 22.3 +0.8 25
Contract Governance 3.7 6.4 -2.7 25

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 12% 16% -4
MCP server (first-party) 0% 7% -7
Agent Skills 0% 0% 0
OAuth scopes 0% 9% -9
Security 100% 88% +12
Arazzo workflows 0% 2% -2
Governance rules 20% 13% +7

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 Lido Finance 46.8
  2. 2 PancakeSwap 41.4
  3. 3 ThunderCore 41.2
  4. 4 Euler Finance 40.1
  5. 5 ParaSwap 35.5
  6. 6 Exactly Protocol 35.4
  7. 7 Hegic 35.1
  8. 8 Ribbon Finance 34.1
  9. 9 Shipyard Software 33.2
  10. 10 Art Blocks 33
Top by Agent Readiness
  1. 1 Art Blocks 31.3
  2. 2 Euler Finance 30.6
  3. 3 Lido Finance 30.2
  4. 4 Hegic 28.7
  5. 5 Perp 28.4
  6. 6 PancakeSwap 28.1
  7. 7 ParaSwap 22.3
  8. 8 Ribbon Finance 22.3
  9. 9 ThunderCore 21.9
  10. 10 Vesper Finance 20
All 25 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 25 August 2026, across 26891 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

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https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools

Call it yourself

curl for this page
This tag
curl "https://apis.io/api/v1/tags/subgraph"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/subgraph"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/subgraph/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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