Best free SWE-bench alternatives

Looking for a free alternative to SWE-bench? Here are 9 leaderboards & benchmarks worth trying — 9 with a free tier. SWE-bench itself is free.

ToolSWE-bench (you searched)LMArena (Arena.ai)Design ArenaEpoch AI
Pricingfreefreefreefree
Best forThe standard benchmark for evaluating autonomous coding agents on real GitHub issue resolutionCrowd-voted 'Battle Mode' blind head-to-head comparisons across text, image, and coding/agent modelsCrowdsourced Bradley-Terry (Elo-style) ranking of AI models specifically on design/aesthetic quality, not raw capabilityIndependent, non-vendor research institute tracking AI compute, training cost and capability trends over time
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SWE-bench alternatives — straight answers

What is the best free alternative to SWE-bench?

LMArena (Arena.ai) is the closest free alternative to SWE-bench: same Leaderboards & Benchmarks sub-category, and it is free. Crowd-voted 'Battle Mode' blind head-to-head comparisons across text, image, and coding/agent models

Are there free SWE-bench alternatives?

Yes — 9 of the 9 alternatives listed here are free or freemium: LMArena (Arena.ai), Design Arena, Epoch AI, Artificial Analysis, Ollama. None of them are paid-only.

Is SWE-bench free?

SWE-bench is free. There is no paid plan attached to it in the catalog.

How were these SWE-bench alternatives chosen?

They are the other tools in Leaderboards & Benchmarks, then the rest of AI Models & Local Execution, ordered free tiers first and capped at 9. There is no sponsorship and no paid placement in that ordering — only the pricing tier decides.

All SWE-bench alternatives

Browse Leaderboards & Benchmarks →

LMArena (Arena.ai)

Leaderboards & Benchmarks
free

✦ WhyA SWE-bench alternative — Crowd-voted 'Battle Mode' blind head-to-head comparisons across text, image, and coding/agent models.

  • Crowd-voted 'Battle Mode' blind head-to-head comparisons across text, image, and coding/agent models
  • The most-cited human-preference leaderboard in the industry, referenced in nearly every model launch announcement
  • Rebranded from LMArena to Arena.ai in 2026, now also covering agent and design-to-code leaderboards
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Design Arena

Leaderboards & Benchmarks
free

✦ WhyA SWE-bench alternative — Crowdsourced Bradley-Terry (Elo-style) ranking of AI models specifically on design/aesthetic quality, not raw capability.

  • Crowdsourced Bradley-Terry (Elo-style) ranking of AI models specifically on design/aesthetic quality, not raw capability
  • Separate leaderboards for Website, UI Component, Game Dev, Data Viz, 3D, Image, Video and Logo generation
  • Real-time rankings from user votes across 140+ countries rather than a fixed static benchmark
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Epoch AI

Leaderboards & Benchmarks
free

✦ WhyA SWE-bench alternative — Independent, non-vendor research institute tracking AI compute, training cost and capability trends over time.

  • Independent, non-vendor research institute tracking AI compute, training cost and capability trends over time
  • Maintains FrontierMath and the Epoch Capabilities Index, benchmarks designed to resist saturation/gaming
  • Interactive Data Explorers covering 3,200+ tracked models, data centers, chips and companies, free to browse
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Artificial Analysis

Leaderboards & Benchmarks
freemium

✦ WhyA SWE-bench alternative — Independent cross-provider benchmarking of intelligence, speed and price for the same model across different hosting APIs.

  • Independent cross-provider benchmarking of intelligence, speed and price for the same model across different hosting APIs
  • Artificial Analysis Intelligence Index aggregates multiple benchmarks into one comparable score
  • Covers coding agents, image/video, speech and vertical (finance/legal/health) evaluations, not just chat
Visit

Ollama

Local LLM Runners
free

✦ WhyA SWE-bench alternative — The default way to run LLMs locally.

  • The default way to run LLMs locally
  • One command to run Llama, Qwen, DeepSeek…
  • OpenAI-compatible local API
  • Free and open-source
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LM Studio

Local LLM Runners
free

✦ WhyA SWE-bench alternative — Polished desktop GUI for local models.

  • Polished desktop GUI for local models
  • Discover, download and chat with GGUF models
  • Local server with OpenAI-compatible API
  • Free for personal use
Visit

Jan

Local LLM Runners
free

✦ WhyA SWE-bench alternative — Open-source, offline ChatGPT alternative.

  • Open-source, offline ChatGPT alternative
  • No-config, privacy-first GUI
  • Runs fully on your device
  • Free forever
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GPT4All

Local LLM Runners
free

✦ WhyA SWE-bench alternative — Private local chat with your documents.

  • Private local chat with your documents
  • Runs on modest laptops
  • LocalDocs RAG built in
  • Free and open-source
Visit

Open WebUI

Local LLM Runners
free

✦ WhyA SWE-bench alternative — Self-hosted ChatGPT-style interface.

  • Self-hosted ChatGPT-style interface
  • Works with Ollama and OpenAI-compatible APIs
  • RAG, tools and multi-user
  • Free and open-source
Visit

SWE-bench head-to-head

SWE-bench vs LMArena (Arena.ai)SWE-bench vs Design ArenaSWE-bench vs Epoch AISWE-bench vs Artificial AnalysisSWE-bench vs OllamaSWE-bench vs LM StudioSWE-bench vs JanSWE-bench vs GPT4All