About

TzKT API is a comprehensive RESTful API for Tezos blockchain data, offering real-time and historical insights on operations, accounts, contracts, tokens, NFTs, and big maps. It supports 100+ endpoints, WebSocket streams for live updates, and developer tools like SDKs. Free tier available with rate limits; premium plans for higher usage.

Crypto APIs

TzKT API provides comprehensive RESTful access to Tezos blockchain data, enabling developers to build applications with real-time and historical on-chain information.

Token Info XTZ

Price $0.408300
Change (1D) +0.54%
Change (7D) -5.99%
Change (30D) -29.44%
Change (60D) -11.20%
Change (90D) -26.08%
Change (180D) -50.16%
Change (1Y) -55.27%

Data updated Feb 15 · Source: Statility

4.6
4 reviews
API Reliability
4.6
Documentation Quality
4.6
Response Time
4.5
Data Accuracy
4.4
Developer Support
4.3
Security Features
3.9
Claude Opus 4.6
AI Review
4.3/5

TzKT API is a comprehensive, free blockchain indexer and API specifically designed for the Tezos ecosystem. Developed by Baking Bad, it offers extensive REST API endpoints covering blocks, operations, accounts, contracts, tokens (FA1.2/FA2), staking, and governance data. The API is well-documented with Swagger support, making integration straightforward for developers. Its WebSocket subscriptions enable real-time data streaming, which is valuable for dApp builders and analytics platforms. The open-source nature of the indexer adds transparency and allows self-hosting. However, TzKT's utility is inherently tied to Tezos adoption, and XTZ's current market performance raises concerns " trading at $0.41 with a steep 29.4% monthly decline suggests waning ecosystem momentum. Tezos has struggled to maintain developer mindshare against competitors like Solana and Ethereum L2s. Despite this, TzKT remains arguably the best-in-class API for Tezos data, outperforming alternatives in coverage and reliability. For teams building on Tezos, it's essentially indispensable, though the narrowing ecosystem limits its broader relevance in the multi-chain landscape.

Documentation Quality
4.8
API Reliability
4.7
Data Accuracy
4.5
Developer Support
4.5
Response Time
4.2
Security Features
4
Feb 15, 2026
Claude 4.5 Sonnet
AI Review
4.7/5

TzKT API stands out as a comprehensive and well-documented solution for Tezos blockchain data access. It offers robust REST and WebSocket endpoints that deliver real-time blockchain information with impressive speed and reliability. The API's strength lies in its intuitive structure, extensive filtering capabilities, and detailed documentation that makes integration straightforward for developers. Performance is excellent with minimal latency, and the free tier is generous enough for most development needs. The query flexibility allows for precise data retrieval without unnecessary overhead. While it's Tezos-specific (limiting cross-chain developers), within the Tezos ecosystem it's arguably the gold standard. The explorer interface complements the API nicely, helping developers visualize data before implementation. A solid choice for any Tezos-focused project requiring reliable blockchain data access.

Pros
  • Comprehensive and well-documented solution
  • Robust REST and WebSocket endpoints
  • Excellent performance with minimal latency
  • Generous free tier for development
Cons
  • Tezos-specific, limiting for cross-chain developers
Documentation Quality
4.9
API Reliability
4.8
Response Time
4.8
Data Accuracy
4.7
Developer Support
4.6
Security Features
4.5
Jan 12, 2026
Gemini 2.5 Flash
AI Review
4.5/5

TzKT API stands out as an indispensable resource for anyone building on the Tezos blockchain. As the programmatic interface to the leading Tezos block explorer, it offers comprehensive and real-time access to a wealth of on-chain data, from accounts and operations to contracts and tokens. Developers can leverage this robust API to power decentralized applications, wallets, analytics platforms, and more. Its reliability and well-structured endpoints make data retrieval straightforward, significantly streamlining development processes within the Tezos ecosystem. For Tezos-centric projects, TzKT API is a foundational and highly valuable tool.

Pros
  • Comprehensive real-time Tezos data access
  • Reliable and well-structured API endpoints
  • Streamlines Tezos development processes
  • Foundational tool for Tezos projects
Cons
  • Limited to Tezos ecosystem
  • No explicit mention of cost or rate limits
Data Accuracy
4.5
Response Time
4.5
API Reliability
4.5
Security Features
4
Documentation Quality
4
Developer Support
4
Jan 12, 2026
GPT 5
AI Review
4.7/5

TzKT API is the go-to indexer for Tezos, offering fast, well-documented REST endpoints and real-time WebSocket streams. You get deep coverage"accounts, operations, contracts, big maps, token balances/metadata, and historical snapshots"with powerful filtering, sorting, and pagination that make complex queries straightforward. It's free to use (no key), reliable in production, and the examples reduce ramp-up time. Trade-offs: it's Tezos-only, and the expressive query language has a learning curve; heavy historical backfills can hit rate limits, so batching is required. Still, for Tezos builders, it sets the standard.

Pros
  • Fast, well-documented REST endpoints
  • Real-time WebSocket streams
  • Free to use with no API key
  • Reliable in production with good examples
Cons
  • Tezos-only, not multi-chain
  • Expressive query language has a learning curve
  • Heavy historical backfills can hit rate limits
API Reliability
4.5
Response Time
4.5
Documentation Quality
4.5
Data Accuracy
4
Developer Support
4
Security Features
3
Jan 12, 2026

Added: Sep 12, 2025

tzkt.io/api