Qwen3.5 35B A3B vs Seed 2.1 Evolving

At a Glance

Compare
Seed 2.1 EvolvingByteDance Seed
Pricing and Limits
Input priceFrom · USD / 1M tokens$0.14Deepinfra · Sep 22, 2026Not reported
Output priceFrom · USD / 1M tokens$1.00Deepinfra · Sep 22, 2026Not reported
Context windowMaximum documented tokens262KNot reported
Model facts checkedAug 28, 2026View model evidence →Sep 3, 2026View model evidence →

Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →

Available Benchmarks

All benchmark results →
No Protocol-Matched Benchmark Yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.

Side-by-Side Facts

FieldQwen3.5-35B-A3BSeed 2.1 Evolving
DeveloperQwenByteDance Seed
FamilyQwen3 5 35b A3bSeed 2 1
ModelQwen3.5-35B-A3BSeed 2.1 Evolving
VersionQwen3.5-35B-A3BSeed 2.1 Evolving
Lifecycleactiveactive
ReleasedUnknown2026-06-23
Knowledge cutoffUnknownUnknown
Input modalitiesText, ImageText, Image, Video
Output modalitiesTextText
Context window262KUnknown
Total parameters36BUnknown
Active parameters3BUnknown
Licenseapache-2.0Unknown
Open weightsYesNo
API availableYesYes
Self-hostableYesNo
Provider accessDeepinfra (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Standard)Unknown
Capabilitieschat, generation, reasoning, toolsagents, chat, generation, reasoning, structured_outputs, tools

Qwen3.5 35B A3B Capabilities

chatgenerationreasoningtools
Serving providers4
Canonical IDQwen/Qwen3.5-35B-A3B

Seed 2.1 Evolving Capabilities

agentschatgenerationreasoningstructured outputstools
Serving providers0
Canonical IDbytedance-seed/seed-2.1-evolving

Primary Evidence

Sources and Freshness

Questions

Qwen3.5 35B A3B vs Seed 2.1 Evolving FAQs

Is Qwen3.5 35B A3B or Seed 2.1 Evolving better for coding?+

This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3.5 35B A3B and Seed 2.1 Evolving, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.

Which is cheaper, Qwen3.5 35B A3B or Seed 2.1 Evolving?+

Only Qwen3.5 35B A3B has a directly sourced input price: $0.14 per million tokens. Only Qwen3.5 35B A3B has a directly sourced output price: $1.00 per million tokens.

Which has a larger context window, Qwen3.5 35B A3B or Seed 2.1 Evolving?+

Neither model has a larger sourced context window in this comparison. Qwen3.5 35B A3B is 262K and Seed 2.1 Evolving is —.

Which performs better in benchmarks, Qwen3.5 35B A3B or Seed 2.1 Evolving?+

There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.

Can Qwen3.5 35B A3B or Seed 2.1 Evolving be self-hosted?+

Qwen3.5 35B A3B is the only model in this pair currently marked as self-hostable. Qwen3.5 35B A3B is open weight; Seed 2.1 Evolving is not marked open weight.

Can Qwen3.5 35B A3B and Seed 2.1 Evolving understand images?+

Qwen3.5 35B A3B is documented with image input; Seed 2.1 Evolving is documented with image input. This reflects supported input modalities, not vision quality.

Which can generate longer answers, Qwen3.5 35B A3B or Seed 2.1 Evolving?+

Neither has a larger sourced maximum output. Qwen3.5 35B A3B is — and Seed 2.1 Evolving is —.

Do Qwen3.5 35B A3B and Seed 2.1 Evolving support reasoning and tool use?+

Qwen3.5 35B A3B: reasoning, tool calling, and image input. Seed 2.1 Evolving: reasoning, tool calling, and image input. Feature support does not establish relative quality.

Which is available from more inference providers, Qwen3.5 35B A3B or Seed 2.1 Evolving?+

Qwen3.5 35B A3B has 4 sourced provider routes; Seed 2.1 Evolving has 0, so Qwen3.5 35B A3B has broader tracked availability.

Which offers better value, Qwen3.5 35B A3B or Seed 2.1 Evolving?+

There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.

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