LLM Reference

Gemini 2.5 Flash vs Llama 4 Scout 17B-16E Instruct

Gemini 2.5 Flash (2025) and Llama 4 Scout 17B-16E Instruct (2025) are general-purpose language models from Google DeepMind and AI at Meta. Gemini 2.5 Flash ships a 1m-token context window, while Llama 4 Scout 17B-16E Instruct ships a 10m-token context window. On MMLU PRO, Gemini 2.5 Flash leads by 14.1 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Llama 4 Scout 17B-16E Instruct is ~275% cheaper at $0.08/1M; pay for Gemini 2.5 Flash only for coding workflow support.

Decision scorecard

Local evidence first
SignalGemini 2.5 FlashLlama 4 Scout 17B-16E Instruct
Best formultimodal apps, tool-calling agents, and long-context analysismultimodal apps, long-context analysis, and provider-routed production
Decision fitCoding, RAG, and AgentsCoding, RAG, and Agents
Context window1m10m
Cheapest output$2.50/1M tokens$0.30/1M tokens
Provider routes6 tracked12 tracked
Shared benchmarksMMLU PRO leader4 shared

Decision tradeoffs

Choose Gemini 2.5 Flash when...
  • Gemini 2.5 Flash holds a shared-benchmark lead on MMLU PRO, ahead by 14.1 points.
  • Gemini 2.5 Flash uniquely exposes JSON / Tool use and Code execution in local model data.
  • Local decision data tags Gemini 2.5 Flash for Coding, RAG, and Agents.
Choose Llama 4 Scout 17B-16E Instruct when...
  • Llama 4 Scout 17B-16E Instruct has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Llama 4 Scout 17B-16E Instruct has the lower cheapest tracked output price at $0.30/1M tokens.
  • Llama 4 Scout 17B-16E Instruct has broader tracked provider coverage for fallback and route flexibility.
  • Local decision data tags Llama 4 Scout 17B-16E Instruct 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 Llama 4 Scout 17B-16E Instruct

Gemini 2.5 Flash

$865

Cheapest tracked route/tier: Google AI Studio

Llama 4 Scout 17B-16E Instruct

$139

Cheapest tracked route/tier: OpenRouter

Estimated monthly gap: $726. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Gemini 2.5 Flash -> Llama 4 Scout 17B-16E Instruct
  • Provider overlap exists on OpenRouter, GCP Vertex AI, and Vercel AI Gateway; start route-level A/B tests there.
  • Llama 4 Scout 17B-16E Instruct is $2.20/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for JSON / Tool use and Code execution before moving production traffic.
Llama 4 Scout 17B-16E Instruct -> Gemini 2.5 Flash
  • Provider overlap exists on GCP Vertex AI, OpenRouter, and Vercel AI Gateway; start route-level A/B tests there.
  • Gemini 2.5 Flash is $2.20/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Gemini 2.5 Flash adds JSON / Tool use and Code execution in local capability data.

Specs

Specification
Released2025-06-172025-04-05
Context window1m10m
Parameters—109B (17B active)
ArchitectureDecoder OnlyMixture of Experts
LicenseProprietaryLlama 4 Community
OpennessProprietaryOpen weights
WeightsNot releasedUnknown
CodeUnknownUnknown
Commercial useCommercial use: conditionalCommercial use: conditional
Knowledge cutoff2025-012024-08

Pricing and availability

Pricing attributeGemini 2.5 FlashLlama 4 Scout 17B-16E Instruct
Input price$0.30/1M tokens$0.08/1M tokens
Output price$2.50/1M tokens$0.30/1M tokens
Providers

Capabilities

CapabilityGemini 2.5 FlashLlama 4 Scout 17B-16E Instruct
VisionYesYes
MultimodalYesYes
ReasoningNoNo
JSON / Tool useYesNo
Structured outputsYesYes
Code executionYesNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkGemini 2.5 FlashLlama 4 Scout 17B-16E Instruct
MMLU PRO88.474.3
LiveCodeBench76.232.8
Massive Multi-discipline Multimodal Understanding79.769.4
Chatbot Arena1320.01295.0

Continue comparing

Last reviewed: 2026-07-09. Data sourced from public model cards and provider documentation.