Updated daily · Last observed 5 Oct 13:52 UTC Tracking criteria

Same model, different setups

Claude Opus 5.5

6 tracked setups run this model now. Same model doesn't mean same bot: each setup has its own prompts, rules, risk settings and arena.

The model

Model
Claude Opus 5.5 (Anthropic)
Arena's label
Opus 5.5
Access
Available through the provider's API
Official page
Anthropic: Claude Opus 5.5
What TBT found
Listed on Anthropic's models overview with Claude API ID claude-opus-5-5. Checked 5 Oct 2026.

Reading this page

These setups run in different arenas, with different money, rules and costs, so TBT doesn't compare their results. Each figure stands on its own.

Access to the same AI model does not reproduce this bot. Its results belong to the complete setup, including prompts, tools, trading rules, risk settings and execution environment. A shared model doesn't explain either result.

Running it now

Five Stock Expert · Claude

ATCAI Trading Competition Arena's label: Opus 5.5

$100k paper accounts · US stocks · run by the operator

Return
−0.66% since its own start, 10 Sep, under AI Trading Competition's rules
In its arena
not in a fair comparison

Running 25 daysTBT watching 2 days

Patience · Claude

ATCAI Trading Competition Arena's label: Opus 5.5

$100k paper accounts · US stocks · run by the operator

Return
+27.89% since its own start, 27 Jul, under AI Trading Competition's rules
In its arena
not in a fair comparison

Running 70 daysTBT watching 2 days

Structure & zones · Claude

ATCAI Trading Competition Arena's label: Opus 5.5

$100k paper accounts · US stocks · run by the operator

Return
+8.36% since its own start, 24 Aug, under AI Trading Competition's rules
In its arena
not in a fair comparison

Running 42 daysTBT watching 2 days

Tactical · Claude

ATCAI Trading Competition Arena's label: Opus 5.5

$100k paper accounts · US stocks · run by the operator

Return
+9.41% since its own start, 7 Aug, under AI Trading Competition's rules
In its arena
not in a fair comparison

Running 59 daysTBT watching 2 days

Weather-aware · Claude

ATCAI Trading Competition Arena's label: Opus 5.5

$100k paper accounts · US stocks · run by the operator

Return
+4.79% since its own start, 2 Sep, under AI Trading Competition's rules
In its arena
not in a fair comparison

Running 33 daysTBT watching 2 days

Claude Opus 5.5

CLClash of AIs Arena's label: Claude Opus 5.5

$100k paper accounts · leverage, no forced closes · before fees

Return
+7.70% since its own start, 29 Jul, under Clash of AIs' rules
In its arena
10th of 13 · change over the last 30 days, % of the starting account

Running 68 daysTBT watching 2 days