LLM Reference

Gemini 2.5 Pro Preview 05-06 vs GPT-4 Vision Preview

Gemini 2.5 Pro Preview 05-06 (2025) and GPT-4 Vision Preview (2023) are compact production models from Google DeepMind and OpenAI. Gemini 2.5 Pro Preview 05-06 ships a 1m-token context window, while GPT-4 Vision Preview ships a 128k-token context window. On Massive Multi-discipline Multimodal Understanding, Gemini 2.5 Pro Preview 05-06 leads by 23.6 pts. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

Gemini 2.5 Pro Preview 05-06 is ~700% cheaper at $1.25/1M; pay for GPT-4 Vision Preview only for coding workflow support.

Decision scorecard

Local evidence first
SignalGemini 2.5 Pro Preview 05-06GPT-4 Vision Preview
Best formultimodal apps and long-context analysismultimodal apps
Decision fitRAG, Long context, and VisionCoding, Agents, and Long context
Context window1m128k
Cheapest output$10/1M tokens$40/1M tokens
Provider routes1 tracked1 tracked
Shared benchmarksMassive Multi-discipline Multimodal Understanding leader1 rows

Decision tradeoffs

Choose Gemini 2.5 Pro Preview 05-06 when...
  • Gemini 2.5 Pro Preview 05-06 holds a shared-benchmark lead on Massive Multi-discipline Multimodal Understanding, ahead by 23.6 points.
  • Gemini 2.5 Pro Preview 05-06 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Gemini 2.5 Pro Preview 05-06 has the lower cheapest tracked output price at $10/1M tokens.
  • Gemini 2.5 Pro Preview 05-06 uniquely exposes Structured outputs in local model data.
  • Local decision data tags Gemini 2.5 Pro Preview 05-06 for RAG, Long context, and Vision.
Choose GPT-4 Vision Preview when...
  • GPT-4 Vision Preview uniquely exposes Code execution in local model data.
  • Local decision data tags GPT-4 Vision Preview for Coding, 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 Gemini 2.5 Pro Preview 05-06

Gemini 2.5 Pro Preview 05-06

$3,500

Cheapest tracked route/tier: OpenRouter

GPT-4 Vision Preview

$18,000

Cheapest tracked route/tier: Azure OpenAI

Estimated monthly gap: $14,500. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Gemini 2.5 Pro Preview 05-06 -> GPT-4 Vision Preview
  • No overlapping tracked provider route is sourced for Gemini 2.5 Pro Preview 05-06 and GPT-4 Vision Preview; plan for SDK, billing, or endpoint changes.
  • GPT-4 Vision Preview is $30/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Check replacement coverage for Structured outputs before moving production traffic.
  • GPT-4 Vision Preview adds Code execution in local capability data.
GPT-4 Vision Preview -> Gemini 2.5 Pro Preview 05-06
  • No overlapping tracked provider route is sourced for GPT-4 Vision Preview and Gemini 2.5 Pro Preview 05-06; plan for SDK, billing, or endpoint changes.
  • Gemini 2.5 Pro Preview 05-06 is $30/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Code execution before moving production traffic.
  • Gemini 2.5 Pro Preview 05-06 adds Structured outputs in local capability data.

Specs

Specification
Released2025-05-062023-11-06
Context window1m128k
Parameters1.76T (8x222B MoE)*
ArchitectureDecoder OnlyMixture of Experts
LicenseProprietaryProprietary
OpennessProprietaryProprietary
Commercial useCommercial use with conditionsCommercial use with conditions
Knowledge cutoff2025-012023-04

Pricing and availability

Pricing attributeGemini 2.5 Pro Preview 05-06GPT-4 Vision Preview
Input price$1.25/1M tokens$10/1M tokens
Output price$10/1M tokens$40/1M tokens
Providers

Capabilities

CapabilityGemini 2.5 Pro Preview 05-06GPT-4 Vision Preview
VisionYesYes
MultimodalYesYes
ReasoningNoNo
Function callingNoNo
Tool useNoNo
Structured outputsYesNo
Code executionNoYes
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkGemini 2.5 Pro Preview 05-06GPT-4 Vision Preview
Massive Multi-discipline Multimodal Understanding79.656.0

Deep dive

On shared benchmark coverage, Massive Multi-discipline Multimodal Understanding has Gemini 2.5 Pro Preview 05-06 at 79.6 and GPT-4 Vision Preview at 56, with Gemini 2.5 Pro Preview 05-06 ahead by 23.6 points. The largest visible gap is 23.6 points on Massive Multi-discipline Multimodal Understanding, which matters most when that benchmark mirrors your workload. Treat isolated benchmark wins as directional, because provider routing, prompt style, and tool access can move real application results.

The capability footprint differs most on structured outputs: Gemini 2.5 Pro Preview 05-06 and code execution: GPT-4 Vision Preview. Both models share vision and multimodal input, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

For cost, Gemini 2.5 Pro Preview 05-06 lists $1.25/1M input and $10/1M output tokens on the cheapest tracked provider, while GPT-4 Vision Preview lists $10/1M input and $40/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Gemini 2.5 Pro Preview 05-06 lower by about $15.13 per million blended tokens. Availability is 1 providers versus 1, so concentration risk also matters.

Choose Gemini 2.5 Pro Preview 05-06 when long-context analysis, larger context windows, and lower input-token cost are central to the workload. Choose GPT-4 Vision Preview when coding workflow support are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship.

FAQ

Which has a larger context window, Gemini 2.5 Pro Preview 05-06 or GPT-4 Vision Preview?

Gemini 2.5 Pro Preview 05-06 supports 1m tokens, while GPT-4 Vision Preview supports 128k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Which is cheaper, Gemini 2.5 Pro Preview 05-06 or GPT-4 Vision Preview?

Gemini 2.5 Pro Preview 05-06 is cheaper on tracked token pricing. Gemini 2.5 Pro Preview 05-06 costs $1.25/1M input and $10/1M output tokens. GPT-4 Vision Preview costs $10/1M input and $40/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is Gemini 2.5 Pro Preview 05-06 or GPT-4 Vision Preview open source?

Gemini 2.5 Pro Preview 05-06 is listed under Proprietary. GPT-4 Vision Preview is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for vision, Gemini 2.5 Pro Preview 05-06 or GPT-4 Vision Preview?

Both Gemini 2.5 Pro Preview 05-06 and GPT-4 Vision Preview expose vision. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.

Which is better for multimodal input, Gemini 2.5 Pro Preview 05-06 or GPT-4 Vision Preview?

Both Gemini 2.5 Pro Preview 05-06 and GPT-4 Vision Preview expose multimodal input. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface.

Where can I run Gemini 2.5 Pro Preview 05-06 and GPT-4 Vision Preview?

Gemini 2.5 Pro Preview 05-06 is available on OpenRouter. GPT-4 Vision Preview is available on Azure OpenAI. Provider coverage can affect latency, region availability, compliance posture, and fallback options. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Continue comparing

Last reviewed: 2026-06-04. Data sourced from public model cards and provider documentation.