LLM Reference

Gemma 3n 4B (free) vs Trinity-Large-Preview

Gemma 3n 4B (free) (2025) and Trinity-Large-Preview (2026) are compact production models from Google DeepMind and Arcee AI. Gemma 3n 4B (free) ships a 8k-token context window, while Trinity-Large-Preview ships a 128k-token context window. On pricing, Gemma 3n 4B (free) costs $0.02/1M input tokens versus $0.15/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Gemma 3n 4B (free) is ~650% cheaper at $0.02/1M; pay for Trinity-Large-Preview only for long-context analysis.

Decision scorecard

Local evidence first
SignalGemma 3n 4B (free)Trinity-Large-Preview
Best forprovider-routed productiontool-calling agents and provider-routed production
Decision fitClassification and JSON / JSON / Tool useRAG, Agents, and Long context
Context window8k128k
Cheapest output$0.04/1M tokens$0.45/1M tokens
Provider routes3 tracked3 tracked
Shared benchmarks0 shared0 shared

Decision tradeoffs

Choose Gemma 3n 4B (free) when...
  • Gemma 3n 4B (free) has the lower cheapest tracked output price at $0.04/1M tokens.
  • Local decision data tags Gemma 3n 4B (free) for Classification and JSON / Tool use.
Choose Trinity-Large-Preview when...
  • Trinity-Large-Preview has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Trinity-Large-Preview uniquely exposes JSON / Tool use in local model data.
  • Local decision data tags Trinity-Large-Preview for RAG, Agents, and Long context.

Monthly cost at traffic

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

Lower estimate Gemma 3n 4B (free)

Gemma 3n 4B (free)

$26.00

Cheapest tracked route/tier: Together AI

Trinity-Large-Preview

$233

Cheapest tracked route/tier: OpenRouter

Estimated monthly gap: $207. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Gemma 3n 4B (free) -> Trinity-Large-Preview
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • Trinity-Large-Preview is $0.41/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Trinity-Large-Preview adds JSON / JSON / Tool use in local capability data.
Trinity-Large-Preview -> Gemma 3n 4B (free)
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • Gemma 3n 4B (free) is $0.41/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for JSON / JSON / Tool use before moving production traffic.

Specs

Specification
Released2025-04-032026-01-27
Context window8k128k
Parameters8B (4B effective active)400B
ArchitectureDecoder OnlyMixture of Experts
LicenseGemmaApache 2.0OSI-approved
OpennessOpen weightsOpen source
WeightsUnknownAvailable
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: permitted
Knowledge cutoff2024-06-

Pricing and availability

Pricing attributeGemma 3n 4B (free)Trinity-Large-Preview
Input price$0.02/1M tokens$0.15/1M tokens
Output price$0.04/1M tokens$0.45/1M tokens
Providers

Capabilities

CapabilityGemma 3n 4B (free)Trinity-Large-Preview
VisionNoNo
MultimodalNoNo
ReasoningNoNo
JSON / Tool useNoYes
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark scores are currently available for this pair.

Continue comparing

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