ChatGPT Atlas vs AI4Bharat vs StepFun 阶跃星辰 vs Tencent Yuanbao 腾讯元宝
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
ChatGPT Atlas
OpenAI's AI browser — discontinued, retires 9 Aug 2026
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AI4Bharat
IIT Madras lab releasing open translation, speech and language models...
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StepFun 阶跃星辰
Shanghai frontier-model lab behind Step 5 Preview and open Step Flash...
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Tencent Yuanbao 腾讯元宝
Tencent's free consumer AI assistant, tied into WeChat
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| RECATOOLS Score | 5 / 10 | 8.2 / 10 | 6.6 / 10 | 6.3 / 10 |
| Capability | ||||
| Value for money | ||||
| Ease of use | ||||
| ASEAN readiness | ||||
| API quality | ||||
| Pricing | Freemium | Open Source | Freemium | Free |
| Free tier | Free: full browser, context-aware chat/sidebar, summaries — no Agent Mode | All models and datasets free on Hugging Face and GitHub, mostly MIT or Apache 2.0; some CC-BY-4.0, Llama 2 or GPL-3.0 | Step 3.5 Flash and Step 3.7 Flash weights are free under Apache 2.0; StepAudio 3 preview models are free on the API for a limited time | Free on web, mobile and inside WeChat; Tencent publishes no consumer paid plan or usage limits |
| Paid from | ChatGPT Plus/Pro $20/mo+ unlocks Agent Mode (autonomous browsing tasks) | No paid tier: models are self-hosted on your own compute | API from $0.10 per 1M input tokens (step-3.5-flash, international platform) | — |
| Has API | ✗ | ✓ | ✓ | ✗ |
| Open source | ✗ | ✓ | ✗ | ✗ |
| Free to use | ✓ | ✓ | ✓ | ✓ |
| Users | — | Datasets used by ~every Indian Indic voice AI startup; 1.7K HF followers | — | ~57 million MAU (March 2026), 4th in China behind Doubao, Qianwen, and DeepSeek |
| Founded | 2025 | — | 2023 | 2024 |
| Maker | — | IIT Madras | — | Tencent Holdings |
| Verdict | Note: ChatGPT Atlas is being retired 9 August 2026, with its functionality folded into the ChatGPT desktop app.Atlas is being shut down. OpenAI announced on 9 July 2026 that the standalone browser stops working on 9 Augu... |
For anyone building translation, speech recognition or text-to-speech in Indian languages, AI4Bharat's releases are the obvious starting point: IndicTrans2 covers all 22 scheduled languages, including Indian-to-Indian pa... |
StepFun is one of China's best-funded labs and ships fast: Apache-licensed Step 3.5 and 3.7 Flash weights, a 600B Step 5 Preview with open weights promised for 15 October 2026, and a full StepAudio 3 voice stack. Step 3.... |
Yuanbao's strength is distribution: it sits next to WeChat, reads Official Account articles and summarises chat histories, and since July 2026 runs on Tencent's own Hy3 model with a free agent that produces slides, docum... |
| Full review → | Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.