# Sleeper

> Free read-only HTTP API for Sleeper fantasy football: users, leagues, rosters, drafts, matchups, transactions, player list and trending players. Non-commercial use only without a licence.

Canonical page: https://sportdex.net/providers/sleeper/  
Last checked: 2026-11-03  
SportDex Score: 64/100 (rank 10; popularity 59, community 85, transparency 60, developer experience 52)

## Facts
- Type: Fantasy platform
- Website: https://docs.sleeper.com
- Documentation: https://docs.sleeper.com
- Pricing page: unknown
- Country: United States
- Sports: American football
- Data types: Fantasy, Team stats
- Protocols: REST
- Delivery: Polling only (REST)
- Live / in-play: not disclosed
- Free tier: yes
- Cheapest public paid plan: not public
- Key competitions: NFL
- Commercial use: Licence required
- Authentication: none

## Plans
| Plan | Price | Requests | Notes |
|---|---|---|---|
| Non-commercial | Free | 1,000 / minute | Free, no token; stay under about 1000 calls/minute to avoid IP block |
| Commercial licence | Contact sales | — | Contact Sleeper to discuss licensing |

## Who it is for

Best for: Hobby and community tools that read Sleeper fantasy football leagues, rosters, drafts and matchups without needing a key.

Not ideal for: Commercial products without a licence, non-NFL sports, or anyone needing a stats feed rather than fantasy league data.

Use cases: League and roster trackers; Draft helpers; Matchup and transaction dashboards; Trending player lists

Limitations:
- Commercial use requires contacting Sleeper
- League endpoints support NFL only
- Read-only access
- Calls should stay under about 1000 per minute or the IP can be blocked

## Quick answers

**What is Sleeper best for?** Hobby and community tools that read Sleeper fantasy football leagues, rosters, drafts and matchups without needing a key. Not ideal for: Commercial products without a licence, non-NFL sports, or anyone needing a stats feed rather than fantasy league data.

**How much does Sleeper cost?** Sleeper does not publish prices on the pages we checked.

**Does Sleeper have a free tier?** Yes. Sleeper lists a free plan called "Non-commercial" (1,000 requests per minute).

**What does Sleeper cover?** Sleeper is a fantasy platform. Its sports: American football; data: Fantasy, Team stats.

**Does Sleeper have a WebSocket or streaming API?** No streaming is listed. Sleeper delivers data by REST, so you poll for updates.

**Can I use Sleeper data commercially or for betting?** According to the public terms of Sleeper — commercial use: licence required.

**What do developers say about Sleeper?** Free, read-only fantasy football API widely used by hobbyists for league websites, Google Sheets exports, power rankings, draft and waiver analysis, plus wrappers in Python and Ruby and MCP servers. Easy to start with and many repos build on it. Complaints: no player scoring or projections, hard to get bench totals, non-commercial licence.

**What are the alternatives to Sleeper?** Close alternatives in the SportDex catalog: Yahoo Fantasy Sports API, Ball Ranks, Fantasy Nerds API, FantasyPros API, SportsDataIO.

## What developers say

Free, read-only fantasy football API widely used by hobbyists for league websites, Google Sheets exports, power rankings, draft and waiver analysis, plus wrappers in Python and Ruby and MCP servers. Easy to start with and many repos build on it. Complaints: no player scoring or projections, hard to get bench totals, non-commercial licence.

Praised for: Free and no-auth read access to leagues, rosters and drafts; Large hobbyist ecosystem and client libraries; Good for aggregating league-wide data at scale

Complaints: Lacks NFL player stats and projections; Less flexible than other fantasy platforms for scoring data; Non-commercial use only without licence

## Method
Facts were read from the provider's own pages on 2026-11-03. Empty fields mean the provider does not say, not that a feature is missing. Method: https://sportdex.net/methodology/