OpenAI: GPT-3.5 Turbo Instruct alternatives
Ranked by capability overlap, similar context window, and similar price tier. Cross-vendor options are weighted higher than same-provider alternatives.
See also: OpenAI: GPT-3.5 Turbo Instruct model details · GPT-3.5 family · OpenAI provider page
Top 15 alternatives
| # | Model | Provider | Why | Context | Input price / 1M | Compare |
|---|---|---|---|---|---|---|
| 1 | Google: Gemma 2 27B | shares structured-output · similar price tier | 8K Short/standard context | $0.65 Budget | vs → | |
| 2 | Meta: Llama 3 70B Instruct | Meta | shares structured-output · similar price tier | 8K Short/standard context | $0.51 Budget | vs → |
| 3 | Goliath 120B | Alpindale | shares structured-output · similar price tier | 6K Short/standard context | $3.75 Standard | vs → |
| 4 | Anthropic: Claude Haiku 4.5 | Anthropic | shares structured-output · similar price tier | 200K Long context (128K+) | $1.00 Standard | vs → |
| 5 | Anthropic: Claude Haiku 4.5 (batch) | Anthropic | shares structured-output · similar price tier | 200K Long context (128K+) | $0.50 Budget | vs → |
| 6 | Anthropic: Claude Opus 4.5 (batch) | Anthropic | shares structured-output · similar price tier | 200K Long context (128K+) | $2.50 Standard | vs → |
| 7 | Anthropic: Claude Opus 4.6 (batch) | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $2.50 Standard | vs → |
| 8 | Anthropic: Claude Opus 4.7 (batch) | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $2.50 Standard | vs → |
| 9 | Anthropic: Claude Opus 4.8 (batch) | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $2.50 Standard | vs → |
| 10 | Anthropic: Claude Opus 5 (batch) | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $2.50 Standard | vs → |
| 11 | Anthropic: Claude Sonnet 4.5 | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $3.00 Standard | vs → |
| 12 | Anthropic: Claude Sonnet 4.5 (batch) | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $1.50 Standard | vs → |
| 13 | Anthropic: Claude Sonnet 4.6 | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $3.00 Standard | vs → |
| 14 | Anthropic: Claude Sonnet 4.6 (batch) | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $1.50 Standard | vs → |
| 15 | Anthropic: Claude Sonnet 5 | Anthropic | shares structured-output · similar price tier | 1M Ultra context (1M+) | $2.00 Standard | vs → |