Alternatives

Products that do what GPT-5.6 Sol Coding & Reasoning API does

OpenAI-compatible GPT-5.6 Sol with High reasoning mode

1
GPT-5▲127
OpenAI’s most advanced model
2025
2
OpenAI Codex CLI▲192
Frontier reasoning in the terminal
2025
3
ChatbotGPT▲123
Custom ChatGPT agents with your own data
2023
4
Chat Interface for OpenAI Assistants▲119
ChatGPT-like customer interactions in a website widget
2024
5
OpenAI o3 and o4-mini▲142
Advanced Visual Reasoning & Agentic Tool Use
2025
6
ChatGPT API▲245
An API from OpenAI for ChatGPT
2023
7
GPT-Live▲211
Full-duplex voice for ChatGPT
Jul 2026 · openai.com
8
terminalGPT▲142
Use OpenAI like chatGPT, on your terminal
2023
9
CodebaseChat▲207
Create a GPT chatbot for any GitHub repo in just 30 seconds
2023
10
ToolBox MacOS▲108
Let ChatGPT interact with your Mac
2023
11
Lemonfox.ai▲157
The fast, easy and cheap OpenAI alternative
2023
12
AskCodi▲230
Custom LLMs, without training. Use via openai compatible api
Nov 2025
13
GPT-3 Crush▲262
Curated list of OpenAI's GPT3 demos
2020
14
YourGPT 2.0▲215
Powerful Conversational AI Agent Builder Platform
Nov 2025
15
GPT ChatBot▲194
Drag and drop the world's smartest AI on your Bubble website
2023
16
ChatGPT English Praktika App▲171
Immersive language learning app with GPT-driven AI Avatars
2023
17
Gapt.ai▲116
First alternative to GPT-3 API
2021
18
AI ChatMentor▲92
ChatGPT, AI writing, AI email reply
2023
19
Scoopika▲127
Build gpt-4o level AI assistants for your app
2024
20
Chatpad AI▲142
Not just another ChatGPT user-interface
2023
21
Open AI o3 API▲141
Advanced reasoning models with safety-first innovation.
2024
22
TextGPT▲133
Your virtual co-pilot for smarter text input in the browser
2023
23
Workspace agents in ChatGPT▲105
Codex-powered agents for teams.
Apr 2026
24
OpenAI for Desktop▲104
Desktop client app for OpenAI, ChatGPT, GPT4
2023

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