aid: syndica-io
url: https://raw.githubusercontent.com/api-evangelist/syndica-io/refs/heads/main/apis.yml
apis:
- aid: syndica:syndica-solana-rpc-http-api
  name: Syndica Solana RPC (HTTP) API
  tags:
  - Solana
  - RPC
  - Blockchain
  - JSON-RPC
  - HTTP
  humanURL: https://docs.syndica.io/platform/solana-rpc/overview
  baseURL: https://solana-mainnet.api.syndica.io
  properties:
  - url: https://docs.syndica.io/platform/solana-rpc/overview
    type: Documentation
  - url: https://docs.syndica.io/platform/getting-started/make-your-first-rpc-call
    type: GettingStarted
  - url: https://docs.syndica.io/platform/concepts/api-keys
    type: Authentication
  - url: https://blog.syndica.io/credential-rate-limits-manage-and-secure-your-solana-rpc-endpoints-using-custom-rules/
    type: RateLimits
  - url: https://github.com/Syndica/solana-rpc-demo
    type: SampleCode
  description: High-performance Solana JSON-RPC HTTP endpoints served from a fault-tolerant elastic-node
    architecture across four global regions (Northern Virginia, Oregon, London, Singapore). Supports the
    full standard Solana RPC method surface (getAccountInfo, getBalance, getTransaction, sendTransaction,
    getProgramAccounts, getSignaturesForAddress, etc.) with credential-level rate limits, per-method
    routing rules, and observability (detailed logging, performance metrics, usage insights).
- aid: syndica:syndica-solana-rpc-websocket-api
  name: Syndica Solana RPC (WebSocket) API
  tags:
  - Solana
  - RPC
  - Blockchain
  - WebSocket
  - PubSub
  - Streaming
  humanURL: https://docs.syndica.io/platform/getting-started/subscribe-to-websocket-events
  baseURL: wss://solana-mainnet.api.syndica.io
  properties:
  - url: https://docs.syndica.io/platform/getting-started/subscribe-to-websocket-events
    type: Documentation
  - url: https://docs.syndica.io/platform/solana-rpc/websocket/blockSubscribe
    type: APIReference
  - url: https://docs.syndica.io/platform/concepts/api-keys
    type: Authentication
  - url: https://raw.githubusercontent.com/api-evangelist/syndica-io/refs/heads/main/asyncapi/syndica-io-asyncapi.yml
    type: AsyncAPI
  description: Standard Solana RPC PubSub WebSocket service supporting accountSubscribe, programSubscribe,
    signatureSubscribe, slotSubscribe, blockSubscribe, logsSubscribe, and rootSubscribe. Provides a drop-in
    replacement for `wss://api.mainnet-beta.solana.com` with Syndica's edge routing, validator
    consolidation, and per-credential rate limits.
- aid: syndica:syndica-chainstream-api
  name: Syndica ChainStream API
  tags:
  - Solana
  - ChainStream
  - Streaming
  - WebSocket
  - JSON-RPC
  - Real Time
  - Blockchain
  humanURL: https://docs.syndica.io/platform/chainstream-api/
  baseURL: wss://chainstream.api.syndica.io
  properties:
  - url: https://docs.syndica.io/platform/chainstream-api/
    type: Documentation
  - url: https://docs.syndica.io/platform/chainstream-api/slot-subscriptions
    type: APIReference
  - url: https://docs.syndica.io/platform/concepts/api-keys
    type: Authentication
  - url: https://syndica.io/infrastructure/chainstream
    type: ProductPage
  - url: https://blog.syndica.io/solana-data-streaming-how-to-power-your-dapp-with-real-time-data/
    type: Blog
  - url: https://raw.githubusercontent.com/api-evangelist/syndica-io/refs/heads/main/asyncapi/syndica-io-asyncapi.yml
    type: AsyncAPI
  description: ChainStream is Syndica's real-time Solana data streaming API. It consolidates updates from
    multiple validators using a "fastest wins" strategy so the subscriber benefits from the lowest-latency
    notification across the validator set, and offers an optional `verified` parameter that delivers only
    transactions confirmed by multiple validators at `processed` commitment. ChainStream uses JSON-RPC
    2.0 over WebSocket (`wss://chainstream.api.syndica.io/api-key/<API_KEY>`) and supports
    `transactionsSubscribe`, `slotsSubscribe`, and encoded `blocksSubscribe` against `solana-mainnet`
    (devnet coming). Production users have cut limit-order time-to-fill from 10s to 300ms with it.
- aid: syndica:syndica-sig-validator-rpc-api
  name: Syndica Sig Validator RPC API
  tags:
  - Solana
  - Validator
  - Sig
  - Zig
  - Open Source
  - RPC
  humanURL: https://github.com/Syndica/sig
  properties:
  - url: https://github.com/Syndica/sig
    type: GitHubRepository
  - url: https://sig.fun/
    type: Documentation
  - url: https://syndica.io/open-source/sig
    type: ProductPage
  - url: https://blog.syndica.io/tag/sig/
    type: Blog
  - url: https://blog.syndica.io/a-solana-validator-client-explained-everything-you-need-to-know/
    type: Blog
  description: Sig is Syndica's open-source Solana validator client implemented in Zig, built for
    performance, modular RPC, and read-optimized operation. The project exposes a Solana-compatible RPC
    surface and is being developed in the open under the Apache-2.0 license, with companion libraries
    rocksdb-zig, lsquic, boringssl-zig, zstd.zig, and base58-zig in the same GitHub organization.
name: Syndica
tags:
- Solana
- Blockchain
- Web3
- RPC
- Streaming
- Infrastructure
- Validator
- Staking
kind: contract
accessModel:
  pricing: unknown
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Unknown
  confidence: low
  source: []
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/syndica-io.png
access: 3rd-Party
common:
- type: DomainSecurity
  url: security/syndica-io-domain-security.yml
- url: https://syndica.io
  type: Portal
- url: https://syndica.io/enterprise
  name: Enterprise Portal
  type: Portal
- url: https://docs.syndica.io
  type: Documentation
- url: https://docs.syndica.io/platform/staking/overview
  name: Stake Docs
  type: Documentation
- url: https://docs.syndica.io/platform/faq
  type: FAQ
- url: https://docs.syndica.io/platform/support
  type: Support
- url: https://status.syndica.io
  type: StatusPage
- url: https://blog.syndica.io/
  type: Blog
- url: https://syndica.io/research?n=library
  name: Research Library
  type: Research
- url: https://syndica.io/company/about-us
  type: AboutUs
- url: https://syndica.io/company/contact-us
  type: ContactUs
- url: https://syndica.io/company/careers
  type: Careers
- url: https://syndica.io/enterprise
  name: Contact Sales
  type: Signup
- url: https://syndica.io/enterprise/calculator
  name: Cost Estimator
  type: Pricing
- url: https://syndica.io/stake
  name: Stake With Syndica
  type: ProductPage
- url: https://syndica.io/open-source/sig
  name: Sig Validator
  type: OpenSource
- url: https://sig.fun/
  name: Sig Docs
  type: Documentation
- url: https://github.com/Syndica
  type: GitHubOrganization
- url: https://github.com/Syndica/sig
  name: Sig Validator (Zig)
  type: GitHubRepository
- url: https://github.com/Syndica/solana-rpc-demo
  name: Solana RPC Demo (Rust)
  type: GitHubRepository
- url: https://github.com/Syndica/rocksdb-zig
  name: rocksdb-zig
  type: GitHubRepository
- url: https://www.linkedin.com/company/syndica-io
  type: LinkedIn
- url: https://twitter.com/Syndica_io
  type: X-Twitter
- url: mailto:support@syndica.io
  name: support@syndica.io
  type: Support
- type: Features
  data:
  - Solana JSON-RPC over HTTP — fault-tolerant, load-balanced elastic-node architecture
  - Solana JSON-RPC PubSub over WebSocket — accountSubscribe, programSubscribe, signatureSubscribe,
    slotSubscribe, blockSubscribe, logsSubscribe, rootSubscribe
  - ChainStream real-time streaming API — transactionsSubscribe, slotsSubscribe, blocksSubscribe over
    WebSocket JSON-RPC 2.0 at wss://chainstream.api.syndica.io
  - ChainStream "fastest wins" multi-validator consolidation for lower latency and no-miss delivery
  - ChainStream `verified` parameter for cross-validator confirmation at `processed` commitment
  - Edge gateway routing across four global regions — Northern Virginia, Oregon, London, Singapore
  - Per-credential (API key) custom rate-limit rules — per-method, per-IP, per-credential
  - Detailed observability — RPC call logging, performance metrics, usage insights, analytics dashboard
  - 99.99% uptime SLA on production endpoints; billions of RPC requests served monthly
  - 10M free RPC requests per month entry tier; enterprise pricing via Cost Estimator
  - Open-source Sig validator client written in Zig (Apache-2.0) for read-optimized validator operation
  - Solana staking validator with 0% commission, MEV optimization via Jito-Solana client
  - Research arm publishing Solana protocol and consensus research
  sources:
  - https://syndica.io
  - https://syndica.io/enterprise
  - https://docs.syndica.io/platform/chainstream-api/
  - https://docs.syndica.io/platform/solana-rpc/overview
  - https://blog.syndica.io/credential-rate-limits-manage-and-secure-your-solana-rpc-endpoints-using-custom-rules/
  - https://github.com/Syndica/sig
  updated: '2026-05-25'
- type: UseCases
  data:
  - name: High-frequency Solana trading
    description: Power on-chain trading bots, market makers, and liquidation engines with low-latency
      ChainStream notifications — production users have cut limit-order time-to-fill from 10s to 300ms.
  - name: DEX and DeFi backends
    description: Stream account, program, and signature updates for AMMs, perps, and lending protocols
      without running self-hosted validator infrastructure.
  - name: Wallet and explorer infrastructure
    description: Serve high-volume getAccountInfo, getTransaction, and getSignaturesForAddress traffic
      from Syndica's load-balanced HTTP RPC fleet.
  - name: Indexers and data warehouses
    description: Continuously ingest Solana transactions, slots, and blocks via ChainStream into
      ClickHouse, BigQuery, or self-hosted Postgres for analytics.
  - name: NFT mint and marketplace tooling
    description: Subscribe to program-derived account changes for real-time mint, list, sale, and bid
      detection.
  - name: Solana staking
    description: Delegate SOL to the Syndica validator (0% commission, Jito-Solana client, MEV
      optimization) for self-custody staking rewards.
  - name: Solana protocol R&D
    description: Build on top of, or contribute to, Sig — Syndica's open-source Zig validator client —
      and consume its companion libraries (rocksdb-zig, lsquic, boringssl-zig).
  sources:
  - https://syndica.io
  - https://syndica.io/enterprise
  - https://docs.syndica.io/platform/chainstream-api/
  - https://syndica.io/stake
  updated: '2026-05-25'
- type: Integrations
  data:
  - name: Solana mainnet-beta
    description: Drop-in replacement for `api.mainnet-beta.solana.com` HTTP and WebSocket endpoints.
  - name: Solana web3.js
    description: Use Syndica's RPC URL directly with `@solana/web3.js` `Connection` and `PublicKey`
      flows.
  - name: solana-cli
    description: Configure `solana config set --url https://solana-mainnet.api.syndica.io/api-key/<KEY>`
      for CLI access.
  - name: Anchor framework
    description: Point Anchor's provider at a Syndica RPC URL for Solana program development.
  - name: Helius / Triton / QuickNode workflows
    description: Mix-and-match providers — Syndica positions itself as the Solana-only specialist
      alongside multi-chain RPC vendors.
  - name: Jito-Solana
    description: Syndica's validator runs the Jito-Solana client for MEV-aware block production.
  - name: GitHub
    description: Open-source Sig validator and companion Zig libraries are developed publicly under the
      Syndica GitHub organization.
  sources:
  - https://syndica.io
  - https://github.com/Syndica
  - https://syndica.io/stake
  updated: '2026-05-25'
- type: Solutions
  data:
  - name: Solana RPC (Shared)
    description: Multi-tenant Solana JSON-RPC HTTP and WebSocket endpoints with 10M free monthly
      requests, credential-level rate limits, and global edge routing.
  - name: ChainStream
    description: Premium real-time Solana data streaming API consolidating updates from multiple
      validators with "fastest wins" routing and optional cross-validator verification.
  - name: Enterprise / Dedicated
    description: Custom RPC capacity, dedicated nodes, ChainStream throughput, and SLA — priced via
      the Cost Estimator and direct sales.
  - name: Staking
    description: Delegate SOL to the Syndica validator (0% commission, Jito-Solana, MEV optimization)
      with full self-custody.
  - name: Sig (Open Source)
    description: Syndica's open-source Zig Solana validator client, plus companion libraries — free
      to use and contribute to.
  - name: Research
    description: Syndica Research Library — public protocol and consensus research alongside the
      Research Blog tag.
  sources:
  - https://syndica.io
  - https://syndica.io/enterprise
  - https://syndica.io/enterprise/calculator
  - https://syndica.io/stake
  - https://syndica.io/open-source/sig
  - https://syndica.io/research?n=library
  updated: '2026-05-25'
created: '2026-05-25T00:00:00.000Z'
modified: '2026-05-25'
position: Consuming
description: Syndica is a Solana-only infrastructure company building developer infrastructure for
  Web3. Its production platform provides fault-tolerant, load-balanced Solana JSON-RPC over HTTP and
  WebSocket from four global regions, plus ChainStream — a real-time JSON-RPC streaming API that
  consolidates transaction, slot, and block updates from multiple validators using a "fastest wins"
  strategy with optional cross-validator verification. Syndica also operates a 0%-commission Solana
  staking validator running Jito-Solana for MEV optimization, publishes Solana protocol research,
  and develops Sig — an open-source Solana validator client written in Zig — together with companion
  libraries (rocksdb-zig, lsquic, boringssl-zig, zstd.zig, base58-zig) under the Apache-2.0 license.
maintainers:
- FN: Kin Lane
  email: info@apievangelist.com
  X: apievangelist
  url: https://apievangelist.com
specificationVersion: '0.23'