LLM Reference

Kimi K2.5 vs Qwen3-Max

Kimi K2.5 (2026) and Qwen3-Max (2025) compare a coding-specialized model against a standalone API model. Kimi K2.5 ships a 256k-token context window, while Qwen3-Max ships a 262k-token context window. On SWE-bench Verified, Qwen3-Max leads by 2 pts. On pricing, Kimi K2.5 costs $0.44/1M input tokens; Qwen3-Max ranges from $1.20 to $3/1M input tokens by tier. This page treats the result as workflow and deployment fit, not a universal model winner.

Treat this as a product-type comparison: Kimi K2.5 is coding-specialized model, while Qwen3-Max is standalone API model. Choose based on workflow fit before reading any benchmark or price row as decisive.

Decision scorecard

Local evidence first
SignalKimi K2.5Qwen3-Max
Product typeCoding-specialized modelStandalone API model
Best forcustom coding agents, code generation, and tool loopsmultimodal apps, tool-calling agents, and provider-routed production
Decision fitCoding, RAG, and AgentsCoding, RAG, and Agents
Context window256k262k
Cheapest output$2/1M tokens$3.90/1M tokens
Provider routes10 tracked3 tracked
Shared benchmarks4 sharedSWE-bench Verified leader

Decision tradeoffs

Choose Kimi K2.5 when...
  • Kimi K2.5 holds a shared-benchmark lead on MultiChallenge, ahead by 20.2 points.
  • Kimi K2.5 has the lower cheapest tracked output price at $2/1M tokens.
  • Kimi K2.5 has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Kimi K2.5 for Coding, RAG, and Agents.
Choose Qwen3-Max when...
  • Qwen3-Max holds a shared-benchmark lead on SWE-bench Verified, ahead by 2 points.
  • Qwen3-Max has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Local decision data tags Qwen3-Max for Coding, RAG, and Agents.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Lower estimate Kimi K2.5

Kimi K2.5

$852

Cheapest tracked route/tier: OpenRouter

Qwen3-Max

$1,599

Cheapest tracked route/tier: OpenRouter

Estimated monthly gap: $747. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Kimi K2.5 -> Qwen3-Max
  • Provider overlap exists on OpenRouter, Vercel AI Gateway, and Novita AI; start route-level A/B tests there.
  • Qwen3-Max is $1.90/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
Qwen3-Max -> Kimi K2.5
  • Provider overlap exists on OpenRouter, Vercel AI Gateway, and Novita AI; start route-level A/B tests there.
  • Kimi K2.5 is $1.90/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.

Specs

Specification
Released2026-03-152025-04-28
Context window256k262k
Parameters1T (MoE, 384 experts)
ArchitectureMixture of ExpertsDecoder Only
LicenseProprietaryApache 2.0OSI-approved
OpennessProprietaryOpen source
WeightsNot releasedUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff-2025-12

Pricing and availability

Pricing attributeKimi K2.5Qwen3-Max
Input price$0.44/1M tokens
0-32,001t
$1.20/1M tokens
0-128,001t
$2.40/1M tokens
128,001t+
$3/1M tokens
Output price$2/1M tokens
0-32,001t
$6/1M tokens
0-128,001t
$12/1M tokens
128,001t+
$15/1M tokens
Providers

Capabilities

CapabilityKimi K2.5Qwen3-Max
VisionYesYes
MultimodalYesYes
ReasoningNoNo
JSON / Tool useYesYes
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkKimi K2.5Qwen3-Max
SWE-bench Verified76.878.8
MultiChallenge61.441.2
Berkeley Function Calling Leaderboard v364.571.9
τ-bench74.276.8

Continue comparing

Last reviewed: 2026-06-29. Data sourced from public model cards and provider documentation.