LLM Reference

GPT-4 Vision Preview vs Hunyuan Hy3 Preview

GPT-4 Vision Preview (2023) and Hunyuan Hy3 Preview (2026) are frontier reasoning models from OpenAI and Tencent AI Lab. GPT-4 Vision Preview ships a 128k-token context window, while Hunyuan Hy3 Preview ships a 262k-token context window. On pricing, Hunyuan Hy3 Preview costs $0.07/1M input tokens versus $10/1M 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.

Hunyuan Hy3 Preview is ~15052% cheaper at $0.07/1M; pay for GPT-4 Vision Preview only for coding workflow support.

Decision scorecard

Local evidence first
SignalGPT-4 Vision PreviewHunyuan Hy3 Preview
Best formultimodal appsreasoning-heavy apps, tool-calling agents, and provider-routed production
Decision fitCoding, Agents, and Long contextCoding, RAG, and Agents
Context window128k262k
Cheapest output$40/1M tokens$0.26/1M tokens
Provider routes1 tracked2 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose GPT-4 Vision Preview when...
  • GPT-4 Vision Preview uniquely exposes Vision, Multimodal, and Code execution in local model data.
  • Local decision data tags GPT-4 Vision Preview for Coding, Agents, and Long context.
Choose Hunyuan Hy3 Preview when...
  • Hunyuan Hy3 Preview has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Hunyuan Hy3 Preview has the lower cheapest tracked output price at $0.26/1M tokens.
  • Hunyuan Hy3 Preview has broader tracked provider coverage for fallback and procurement flexibility.
  • Hunyuan Hy3 Preview uniquely exposes Reasoning, Function calling, and Tool use in local model data.
  • Local decision data tags Hunyuan Hy3 Preview 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 Hunyuan Hy3 Preview

GPT-4 Vision Preview

$18,000

Cheapest tracked route/tier: Azure OpenAI

Hunyuan Hy3 Preview

$118

Cheapest tracked route/tier: OpenRouter

Estimated monthly gap: $17,882. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

GPT-4 Vision Preview -> Hunyuan Hy3 Preview
  • No overlapping tracked provider route is sourced for GPT-4 Vision Preview and Hunyuan Hy3 Preview; plan for SDK, billing, or endpoint changes.
  • Hunyuan Hy3 Preview is $39.74/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Vision, Multimodal, and Code execution before moving production traffic.
  • Hunyuan Hy3 Preview adds Reasoning, Function calling, and Tool use in local capability data.
Hunyuan Hy3 Preview -> GPT-4 Vision Preview
  • No overlapping tracked provider route is sourced for Hunyuan Hy3 Preview and GPT-4 Vision Preview; plan for SDK, billing, or endpoint changes.
  • GPT-4 Vision Preview is $39.74/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Check replacement coverage for Reasoning, Function calling, and Tool use before moving production traffic.
  • GPT-4 Vision Preview adds Vision, Multimodal, and Code execution in local capability data.

Specs

Specification
Released2023-11-062026-04-22
Context window128k262k
Parameters1.76T (8x222B MoE)*295B
Architecturemixture of expertsdense moe hybrid
LicenseProprietaryTencent Hunyuan Community License
OpennessProprietaryOpen weights
Commercial useCommercial use with conditionsCommercial use with conditions
Knowledge cutoff2023-04-

Pricing and availability

Pricing attributeGPT-4 Vision PreviewHunyuan Hy3 Preview
Input price$10/1M tokens$0.07/1M tokens
Output price$40/1M tokens$0.26/1M tokens
Providers

Capabilities

CapabilityGPT-4 Vision PreviewHunyuan Hy3 Preview
VisionYesNo
MultimodalYesNo
ReasoningNoYes
Function callingNoYes
Tool useNoYes
Structured outputsNoNo
Code executionYesNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on vision: GPT-4 Vision Preview, multimodal input: GPT-4 Vision Preview, reasoning mode: Hunyuan Hy3 Preview, function calling: Hunyuan Hy3 Preview, tool use: Hunyuan Hy3 Preview, and code execution: GPT-4 Vision Preview. Both models share the core language-model surface, 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, GPT-4 Vision Preview lists $10/1M input and $40/1M output tokens on the cheapest tracked provider, while Hunyuan Hy3 Preview lists $0.07/1M input and $0.26/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts Hunyuan Hy3 Preview lower by about $18.88 per million blended tokens. Availability is 1 providers versus 2, so concentration risk also matters.

Choose GPT-4 Vision Preview when coding workflow support are central to the workload. Choose Hunyuan Hy3 Preview when reasoning depth, larger context windows, and lower input-token cost 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, GPT-4 Vision Preview or Hunyuan Hy3 Preview?

Hunyuan Hy3 Preview supports 262k 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, GPT-4 Vision Preview or Hunyuan Hy3 Preview?

Hunyuan Hy3 Preview is cheaper on tracked token pricing. GPT-4 Vision Preview costs $10/1M input and $40/1M output tokens. Hunyuan Hy3 Preview costs $0.07/1M input and $0.26/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is GPT-4 Vision Preview or Hunyuan Hy3 Preview open source?

GPT-4 Vision Preview is listed under Proprietary. Hunyuan Hy3 Preview is listed under Tencent Hunyuan Community License. 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, GPT-4 Vision Preview or Hunyuan Hy3 Preview?

GPT-4 Vision Preview has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for multimodal input, GPT-4 Vision Preview or Hunyuan Hy3 Preview?

GPT-4 Vision Preview has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run GPT-4 Vision Preview and Hunyuan Hy3 Preview?

GPT-4 Vision Preview is available on Azure OpenAI. Hunyuan Hy3 Preview is available on OpenRouter and Tencent Cloud TI Platform. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-06-07. Data sourced from public model cards and provider documentation.