Bielik 11B v2.6 Instruct vs GPT-4 Turbo Preview
Bielik 11B v2.6 Instruct (2025) and GPT-4 Turbo Preview (2023) are compact production models from SpeakLeash and OpenAI. Bielik 11B v2.6 Instruct ships a 4k-token context window, while GPT-4 Turbo Preview ships a 128k-token context window. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads. It focuses on practical selection signals rather than broad model-family marketing.
GPT-4 Turbo Preview fits 32x more tokens; pick it for long-context work and Bielik 11B v2.6 Instruct for tighter calls.
Decision scorecard
Local evidence first| Signal | Bielik 11B v2.6 Instruct | GPT-4 Turbo Preview |
|---|---|---|
| Best for | general production evaluation | multimodal apps and provider-routed production |
| Decision fit | General | Coding, RAG, and Agents |
| Context window | 4k | 128k |
| Cheapest output | - | $30/1M tokens |
| Provider routes | 1 tracked | 3 tracked |
| Shared benchmarks | 0 shared | 0 shared |
Decision tradeoffs
- Use Bielik 11B v2.6 Instruct when your own prompt tests beat the comparison signals; the local data does not show a decisive standalone advantage yet.
- GPT-4 Turbo Preview has the larger context window for long prompts, retrieval packs, or transcript analysis.
- GPT-4 Turbo Preview has broader tracked provider coverage for fallback and route flexibility.
- GPT-4 Turbo Preview uniquely exposes Vision, Structured outputs, and Code execution in local model data.
- Local decision data tags GPT-4 Turbo 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.
Bielik 11B v2.6 Instruct
Unavailable
No complete token price in local provider data
GPT-4 Turbo Preview
$15,500
Cheapest tracked route/tier: OpenAI API
Cost delta unavailable until both models have sourced input and output token prices.
Switch friction
- No overlapping tracked provider route is sourced for Bielik 11B v2.6 Instruct and GPT-4 Turbo Preview; plan for SDK, billing, or endpoint changes.
- GPT-4 Turbo Preview adds Vision, Structured outputs, and Code execution in local capability data.
- No overlapping tracked provider route is sourced for GPT-4 Turbo Preview and Bielik 11B v2.6 Instruct; plan for SDK, billing, or endpoint changes.
- Check replacement coverage for Vision, Structured outputs, and Code execution before moving production traffic.
Specs
| Specification | ||
|---|---|---|
| Released | 2025-03-01 | 2023-11-06 |
| Context window | 4k | 128k |
| Parameters | 11B | 1.76T (8x222B MoE)* |
| Architecture | Decoder Only | Mixture of Experts |
| License | Apache 2.0OSI-approved | Proprietary |
| Openness | Open source | Proprietary |
| Weights | Unknown | Not released |
| Code | Unknown | Unknown |
| Commercial use | Commercial use: permitted | Commercial use: conditional |
| Knowledge cutoff | - | 2023-12 |
Pricing and availability
| Pricing attribute | Bielik 11B v2.6 Instruct | GPT-4 Turbo Preview |
|---|---|---|
| Input price | - | $10/1M tokens |
| Output price | - | $30/1M tokens |
| Providers |
Capabilities
| Capability | Bielik 11B v2.6 Instruct | GPT-4 Turbo Preview |
|---|---|---|
| Vision | No | Yes |
| Multimodal | No | No |
| Reasoning | No | No |
| JSON / Tool use | No | No |
| Structured outputs | No | Yes |
| Code execution | No | Yes |
| IDE integration | No | No |
| Computer use | No | No |
| Parallel agents | No | No |
Benchmarks
No shared benchmark scores are currently available for this pair.
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Last reviewed: 2026-09-08. Data sourced from public model cards and provider documentation.