Codex (OpenAI)
Free tier available
- Free$0
- Go$8/mo
- Plus$20/mo
Our pickCodex (OpenAI)
GPT-5.2-Codex (default 2026-04-23) / GPT-5.5 / GPT-5.4

Agentforce Vibes 2.0
Tier-list head-to-head. Codex (OpenAI) takes the A-tier slot — here's the breakdown.
Spec sheet
| Tier | A-tierwin | B-tier |
| Overall score | 8.3 / 10win | 7.3 / 10 |
| Powered by | GPT-5.2-Codex (default 2026-04-23) / GPT-5.5 / GPT-5.4 | — |
| Free tier | Yeswin | No |
| Starting price | $0 | Contact sales |
| Best for | Developers already paying for ChatGPT Plus who want a coding agent at no extra cost. | Enterprise Salesforce shops with existing Agentforce deployments and mature agent platform teams. |
| Last reviewed | 2026-04-25 | 2026-04-21 |
Head-to-head
Rated 1-10 on the same rubric across all 130 tools we cover.
What you'll pay
Look past the headline number -- entry-tier limits drive most cost surprises.
Free tier available
No free tier
GPT-5.2-Codex (launched 2026-04-23 -- SOTA on SWE-Bench Pro and Terminal-Bench 2.0; first-party scores below pending detailed third-party verification) benchmarks — Agentforce Vibes 2.0 has no published benchmarks
| Benchmark | Description | Score |
|---|---|---|
| SWE-bench | Real GitHub issue fixing | 72% |
| HumanEval | Python code generation | 95% |
The decision
Use-case anchors and category strengths, side by side.
Developers already paying for ChatGPT Plus who want a coding agent at no extra cost. Especially good for parallel task execution -- assign multiple bug fixes or feature branches and let Codex work them simultaneously.
Visit Codex (OpenAI)Enterprise Salesforce shops with existing Agentforce deployments and mature agent platform teams. Also firms where Claude or GPT-5 are already approved for enterprise use -- Vibes 2.0 inherits model selection flexibility.
Visit Agentforce Vibes 2.0Bottom line
Codex (OpenAI) is the clear winner: 8.3/10 (A-tier) versus 7.3/10 (B-tier). Agentforce Vibes 2.0 isn't a bad tool, but on every category that drives the overall score, Codex (OpenAI) comes out ahead. The tier gap is repeatable -- not methodology noise -- and the day-to-day experience reflects it.
On pricing, Codex (OpenAI) starts free while Agentforce Vibes 2.0 requires a paid plan from day one (Contact sales+). If you're testing the waters or running an occasional workload, that gap matters more than the score differential. Codex (OpenAI) starts at $0; Agentforce Vibes 2.0 starts at Contact sales. Compare what each entry tier actually unlocks before you compare list prices -- the limits matter more than the headline number.
By use case: pick Codex (OpenAI) when developers already paying for chatgpt plus who want a coding agent at no extra cost. Pick Agentforce Vibes 2.0 when enterprise salesforce shops with existing agentforce deployments and mature agent platform teams. The two tools aren't fighting for the same person -- they're aiming at adjacent jobs that occasionally overlap. If you're squarely in Codex (OpenAI)'s lane, the tier-list ranking and the use-case fit point the same direction; if you're in Agentforce Vibes 2.0's lane, the score gap matters less than the fit.
Bottom line: Codex (OpenAI) is the better tool for most people right now. Pick Agentforce Vibes 2.0 only when enterprise salesforce shops with existing agentforce deployments and mature agent platform teams -- that's its lane, and inside that lane it still earns its place.
Keep digging
Full Codex (OpenAI) review
Tier A · 8.3/10
Full Agentforce Vibes 2.0 review
Tier B · 7.3/10
Codex (OpenAI) alternatives
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Agentforce Vibes 2.0 alternatives
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Built from our daily AI-tool sweep, last touched April 25, 2026. Honest tier-list reviews — no affiliate-link pieces disguised as advice. See the rubric or how we review.