Top pick
Claude Fable 5 · Anthropic · #1 on our leaderboard

The strongest coding model on the LMRank leaderboard, with a 1M-token context window. It is also the most expensive of the three picks, so save it for work where getting it right first time beats token cost.

Use it if:

You want the strongest coding model available and bill by usage: large refactors, multi-step agent work, or million-token codebases where getting it right the first time matters more than token cost.

Skip it if:

You are running very high volumes on a budget. Frontier pricing adds up, and the cheaper picks below are close for everyday tasks.

$10.00/1M in · $50.00/1M out · 1M-token context Try Claude Fable 5 → Full details & pricing

Buying through our links may earn LMRank a commission at no cost to you. It never affects our picks. See our methodology.

Value pick
GPT-5.6 Luna · OpenAI · #20 on our leaderboard

From OpenAI’s GPT-5.6 family, with a 1M-token context window at a small fraction of the top pick’s per-token price.

Use it if:

You ship code all day and want frontier-family quality at a fraction of flagship pricing: a daily driver for IDE assistants, CI review bots, and high-volume generation.

Skip it if:

You need the absolute strongest reasoning on gnarly refactors; step up to the top pick for those.

$0.20/1M in · $1.20/1M out · 1.1M-token context Try GPT-5.6 Luna → Full details & pricing

Buying through our links may earn LMRank a commission at no cost to you. It never affects our picks. See our methodology.

Budget pick
DeepSeek V4 Flash preview · DeepSeek · #98 on our leaderboard

Open-weight family with a 1M-token context window, priced more than 100x below the top pick per input token for routine coding tasks.

Use it if:

Cost is the constraint: bulk batch jobs, experimentation, hobby projects, or self-serve products where margin per request matters.

Skip it if:

You need top-tier agentic reliability or deep reasoning. It is a lightweight model and needs more supervision than the picks above.

$0.05/1M in · $0.09/1M out · 1M-token context Try DeepSeek V4 Flash preview → Full details & pricing

Buying through our links may earn LMRank a commission at no cost to you. It never affects our picks. See our methodology.

The wider field

Artificial Analysis Coding Agent Index, 2026-08-28
The coding-model field, measured independently. Source: Artificial Analysis Coding Agent Index, 2026-08-28. View leaderboard
Wider field of top coding models.
Rank Model Lab $ / 1M in Context Best for
#2 Claude Opus 4.8 Anthropic $5.00 1,000,000 Complex code generation and codebase migrations; Agentic orchestration and long-form analysis
#3 Claude Opus 4.7 Anthropic $5.00 1,000,000 Complex reasoning tasks; Code generation and debugging
#4 GPT-5.6 Sol OpenAI $2.00 1,050,000 Frontier agentic coding and tool use; Long-horizon automation and research
#6 GPT-5.5 Pro OpenAI $30.00 1,050,000 Deep research and complex analysis; High-stakes agentic coding and codebase work
#7 Claude Sonnet 5 Anthropic $2.00 1,000,000 Agentic coding and software development; Professional knowledge work at scale
#12 GPT-5.6 Terra OpenAI $2.00 1,050,000 Production agents and everyday coding; Cost-aware general-purpose use
#13 Claude Opus 4.6 Anthropic $5.00 1,000,000
#14 GLM 5.2 Z.ai $0.65 1,048,576 Long-horizon coding projects; Agentic workflows with extended context
#15 GLM 5.1 Z.ai $0.96 204,800 Complex multi-file coding projects; Autonomous agent workflows
#16 Claude Sonnet 4.6 Anthropic $3.00 1,000,000 Day-to-day coding and iterative development; Agentic automation and computer use
#17 DeepSeek V4 Pro preview DeepSeek $0.42 1,048,576 Cost-sensitive production deployments; Agentic workflows and tool-use pipelines
#19 GPT-5.4 OpenAI $2.50 1,050,000

Picks move fast.

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How we chose

We start from the LMRank leaderboard (public benchmarks including SWE-bench, current pricing, and context windows), then narrow to models that make sense as an actual purchase decision. Every pick has a job: the top pick wins on capability, the value pick wins on capability per dollar, and the budget pick wins when cost is the constraint. Rankings and prices refresh continuously from public data sources; the verdicts here are editorial and re-checked whenever a pick changes.

When you buy through links on LMRank we may earn a commission. Picks are independent: no lab pays for placement.