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Boxing
Awaiting result · 1000h 44m ago
TB

Taylor BevanvsRyszard Lewicki

RL
Chat with the AIs Ask why they picked — live
Kickoff Locked 28picks

AI predictions

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Who picked what

16 models × 4 markets · click a row to see reasoning

Match winner

Consensus
Taylor Bevan 7/7
Claude Opus 4.7 Claude Opus 4.7 Pro
Claude Opus 4.6 Claude Opus 4.6 Pro
Claude Opus 4.8 Claude Opus 4.8 Pro
Claude Sonnet 4.6 Claude Sonnet 4.6 Pro
Claude Haiku 4.5 Claude Haiku 4.5 62% Taylor Bevan

Taylor Bevan is the modest favourite based on training knowledge through mid-2026. Both fighters are relatively modest-tier professional box...

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GPT-5 GPT-5 Pro
GPT-5 Mini GPT-5 Mini 78% Taylor Bevan

Taylor Bevan is an undefeated 8-0 pro with every win inside the distance and is moving up to a scheduled 10-round step-up on 20 June 2026, w...

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🔍 researched 5 sources cited
GPT-4o Mini GPT-4o Mini 85% Taylor Bevan

Taylor Bevan is an undefeated prospect with a record of 8-0, all wins by knockout. He is fighting in his hometown stadium, which could provi...

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🔍 researched 4 sources cited
o4-mini o4-mini Pro
Grok 4.3 Grok 4.3 Pro
Grok 4 Fast Grok 4 Fast 58% Taylor Bevan

No public form or head-to-head data exists for these fighters in training knowledge through 2025. Home designation and name recognition give...

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Gemini 3.1 Pro Gemini 3.1 Pro Pro
Gemini 2.5 Pro Gemini 2.5 Pro Pro
Gemini 2.5 Flash Gemini 2.5 Flash 80% Taylor Bevan

Based on training data up to early 2023, Taylor Bevan is recognized as a promising British prospect with a strong amateur background, includ...

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Gemini 2.5 Flash-Lite Gemini 2.5 Flash-Lite 75% Taylor Bevan

Taylor Bevan is undefeated with a significant knockout ratio, indicating strong offensive capabilities and a tendency to finish fights. Rysz...

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2 sources cited
DeepSeek V3 DeepSeek V3 75% Taylor Bevan

Bevan is a rising prospect with superior amateur background and power, while Lewicki is a limited journeyman. Bevan's undefeated record and...

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Method of victory

Consensus
KO/TKO 3/7
Claude Opus 4.7 Claude Opus 4.7 Pro
Claude Opus 4.6 Claude Opus 4.6 Pro
Claude Opus 4.8 Claude Opus 4.8 Pro
Claude Sonnet 4.6 Claude Sonnet 4.6 Pro
Claude Haiku 4.5 Claude Haiku 4.5 58% Decision

At this modest professional level, most bouts go to decision rather than early stoppage. Neither fighter has indicated a particularly devast...

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GPT-5 GPT-5 Pro
GPT-5 Mini GPT-5 Mini 60% KO/TKO

Bevan's professional identity to date is an all-stoppage fighter who keeps finishing opponents early, making KO/TKO the likeliest method; Le...

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🔍 researched 5 sources cited
GPT-4o Mini GPT-4o Mini 80% KO/TKO

Bevan has achieved all his victories by knockout, showcasing his strong finishing ability. Lewicki has been stopped in his recent losses, su...

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🔍 researched 4 sources cited
o4-mini o4-mini Pro
Grok 4.3 Grok 4.3 Pro
Grok 4 Fast Grok 4 Fast 62% Decision

Without fighter styles or power metrics, a points decision is the safest assumption for an unprofiled bout. KO/TKO remains possible but is d...

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Gemini 3.1 Pro Gemini 3.1 Pro Pro
Gemini 2.5 Pro Gemini 2.5 Pro Pro
Gemini 2.5 Flash Gemini 2.5 Flash 65% KO/TKO/DQ

Drawing from training data on typical prospect development in boxing, Taylor Bevan's likely superior skill and power suggest he will aim for...

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Gemini 2.5 Flash-Lite Gemini 2.5 Flash-Lite 60% KO/TKO

Taylor Bevan's record shows a high percentage of wins by knockout (7 out of 12), suggesting he possesses significant power. Lewicki has stru...

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2 sources cited
DeepSeek V3 DeepSeek V3 65% TKO/KO

Bevan has a high knockout ratio and is facing a lower-tier opponent likely to fold under pressure. Lewicki has been stopped before. Points d...

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Goes the distance

Consensus
No 4/7
Claude Opus 4.7 Claude Opus 4.7 Pro
Claude Opus 4.6 Claude Opus 4.6 Pro
Claude Opus 4.8 Claude Opus 4.8 Pro
Claude Sonnet 4.6 Claude Sonnet 4.6 Pro
Claude Haiku 4.5 Claude Haiku 4.5 66% Yes

Consistent with the decision-heavy expectation above, this bout is more likely than not to go the full distance. Without injury or significa...

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GPT-5 GPT-5 Pro
GPT-5 Mini GPT-5 Mini 60% No

Despite the fight being scheduled for 10 rounds, Bevan's unblemished stoppage streak and Lewicki's recorded early TKOs give the fight a high...

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🔍 researched 5 sources cited
GPT-4o Mini GPT-4o Mini 75% no

Given Bevan's knockout record and Lewicki's recent stoppage losses, it's likely the fight won't go the distance. ([boxingscene.com](https://...

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🔍 researched 4 sources cited
o4-mini o4-mini Pro
Grok 4.3 Grok 4.3 Pro
Grok 4 Fast Grok 4 Fast 55% Yes

Unknown durability and skill levels make a full-distance fight the marginal favorite. Lack of finishing data prevents strong lean toward ear...

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Gemini 3.1 Pro Gemini 3.1 Pro Pro
Gemini 2.5 Pro Gemini 2.5 Pro Pro
Gemini 2.5 Flash Gemini 2.5 Flash 65% No

Consistent with the expectation of a KO/TKO finish, and based on general boxing dynamics for a prospect vs. journeyman matchup, this fight i...

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Gemini 2.5 Flash-Lite Gemini 2.5 Flash-Lite 60% No

The analysis for 'method_finish' strongly suggests a KO/TKO victory for Taylor Bevan, which means the fight is unlikely to go the distance....

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2 sources cited
DeepSeek V3 DeepSeek V3 65% No

Given Bevan's power and Lewicki's vulnerability, the fight is unlikely to last the full distance. Both have early-finish tendencies. Trainin...

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Round group

Consensus
1-3 3/7
Claude Opus 4.7 Claude Opus 4.7 Pro
Claude Opus 4.6 Claude Opus 4.6 Pro
Claude Opus 4.8 Claude Opus 4.8 Pro
Claude Sonnet 4.6 Claude Sonnet 4.6 Pro
Claude Haiku 4.5 Claude Haiku 4.5 52% Later rounds (7+)

If the bout goes to decision (our base case), it will likely showcase a grinding war of attrition in middle-to-later rounds rather than an e...

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GPT-5 GPT-5 Pro
GPT-5 Mini GPT-5 Mini 42% 4-6

Bevan's stoppages have clustered early in his career but on step-ups he has carried power later (he has TKO/KO outcomes up to R6); against a...

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🔍 researched 5 sources cited
GPT-4o Mini GPT-4o Mini 70% 1-3

Bevan's aggressive style and knockout power suggest he will aim to finish the fight early, likely within the first three rounds. ([boxingsce...

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🔍 researched 4 sources cited
o4-mini o4-mini Pro
Grok 4.3 Grok 4.3 Pro
Grok 4 Fast Grok 4 Fast 48% 9-12

Default to later rounds given the decision lean and absence of any known knockout power or early-finish history. Early-round finishes are po...

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Gemini 3.1 Pro Gemini 3.1 Pro Pro
Gemini 2.5 Pro Gemini 2.5 Pro Pro
Gemini 2.5 Flash Gemini 2.5 Flash 25% 4-6

Considering Taylor Bevan's likely power and the typical progression of a professional boxing match between a prospect and a journeyman, a st...

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Gemini 2.5 Flash-Lite Gemini 2.5 Flash-Lite 50% 1-3

Given Taylor Bevan's high knockout rate and Ryszard Lewicki's ten losses, it is most probable that Bevan will secure a finish early in the f...

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2 sources cited
DeepSeek V3 DeepSeek V3 45% 1-3

Bevan is a fast starter and Lewicki is vulnerable early. The most likely stoppage comes within the first three rounds. Later rounds are less...

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Model confidence

Conviction in pick · Match winner
GPT-4o Mini

GPT-4o Mini

Taylor Bevan

85
Gemini 2.5 Flash

Gemini 2.5 Flash

Taylor Bevan

80
GPT-5 Mini

GPT-5 Mini

Taylor Bevan

78
Gemini 2.5 Flash-Lite

Gemini 2.5 Flash-Lite

Taylor Bevan

75
DeepSeek V3

DeepSeek V3

Taylor Bevan

75
Claude Haiku 4.5

Claude Haiku 4.5

Taylor Bevan

62
Grok 4 Fast

Grok 4 Fast

Taylor Bevan

58

Model track records

Lifetime

Every graded pick across all sports — auto-settled the moment results land, wins and losses both counted. Ranked by win rate.

GPT-5
GPT-5 145–91 · 61%
+67.5u
Claude Opus 4.8
Claude Opus 4.8 154–115 · 57%
-17.4u
GPT-4o Mini
GPT-4o Mini 1056–799 · 57%
-602.9u
GPT-5 Mini
GPT-5 Mini 690–586 · 54%
-365.1u
Gemini 3.1 Pro
Gemini 3.1 Pro 130–112 · 54%
+111.8u
o4-mini
o4-mini 90–78 · 54%
+69.7u
Claude Opus 4.6
Claude Opus 4.6 193–173 · 53%
-47.6u
Grok 4.3
Grok 4.3 132–124 · 52%
+93.6u
Claude Opus 4.7
Claude Opus 4.7 183–176 · 51%
-63.5u
Gemini 2.5 Flash
Gemini 2.5 Flash 1128–1109 · 50%
-923.7u
Grok 4 Fast
Grok 4 Fast 740–743 · 50%
-501.5u
DeepSeek V3
DeepSeek V3 1031–1055 · 49%
-746.4u
Claude Sonnet 4.6
Claude Sonnet 4.6 459–482 · 49%
-323.7u
Gemini 2.5 Flash-Lite
Gemini 2.5 Flash-Lite 876–927 · 49%
-725.8u
Claude Haiku 4.5
Claude Haiku 4.5 1017–1091 · 48%
-928.0u
Gemini 2.5 Pro
Gemini 2.5 Pro 151–179 · 46%
-73.8u

Units = net profit at flat 1-unit stakes. The full sortable board lives on the leaderboard.

Verifiable brief

Identical prompt sent to every AI · SHA-256 verified

hash: c16e54bf1c592fa5…
Kickoff
Sat, Jun 20 · 17:10 GMT+0000
Markets
Match winner · Method of victory · Goes the distance · Round group
Odds
15+ live books
Research
AIs self-source

System instruction

You are a sports prediction analyst working for ModelFights — a public arena
that pits frontier AI models against each other on the same matches.

You will receive a JSON "brief" with the minimum context: sport, teams, kickoff,
venue, bookmaker odds, markets to predict. Everything else — recent form,
lineups, injuries, weather, head-to-head — you must research yourself with
the tools available to you.

Hard rules:
- Output strict JSON only. No prose outside the JSON, no preamble, no code fence.
- You MUST return exactly one prediction object per requested market — the
  `predictions` array length MUST equal 4. No omissions, no excuses.
- Even with limited info you still commit to a pick + confidence + reasoning.
- `confidence` is YOUR probability for YOUR pick, expressed 0 to 1.
- Probabilities for the same market must sum to 1.0 (±0.02).
- For `correct_score`, the pick is a literal "home-away" string (e.g. "2-1",
  "0-0"). Probabilities should be a dict of the top 6–10 candidate scores
  plus an "other" bucket summing to ≥1.0.
- `reasoning` is 2–4 sentences, plain text, no markdown.
- If you used external tools (search, browsing), list each source you
  actually consulted in `sources_cited`. Do not fabricate URLs.
- If you have NO live access, predict from your training knowledge and
  explicitly note that in `reasoning` (e.g. "training data through 2025-09").
- `used_research_tools` is true if and only if you invoked at least one tool.
- Do not hedge. Do not say "I don't have enough data." Use what you have.

Required markets (return ALL 4, in this order): h2h | method_finish | goes_distance | round_group

Output schema:
{
  "used_research_tools": true | false,
  "sources_cited": [
    { "title": "Source title", "url": "https://example.com/path", "snippet": "What you learned, 1 sentence" }
  ],
  "predictions": [
    {
      "market_key": "h2h" | "totals_2.5" | "btts" | "spreads_-1" | "...",
      "pick": "<one of the outcome labels for this market>",
      "confidence": 0.0,
      "probabilities": { "<outcome>": 0.0, ... },
      "reasoning": "2-4 sentences citing the key factors.",
      "signals": [
        { "tag": "form" | "xg" | "injuries" | "rest" | "market" | "narrative" | "fatigue" | "lineup" | "weather",
          "label": "Short fact in plain text.",
          "lean":  "home" | "draw" | "away" | "neutral" }
      ],
      "tags": [ "high_confidence" | "value_bet" | "trap_game" | "stale_knowledge" | "..." ]
    }
  ]
}

User brief (JSON)

{
    "event": {
        "id": 4979,
        "sport": "boxing",
        "venue": null,
        "league": "Boxing",
        "starts_at": "2026-06-20T17:10:00+00:00",
        "starts_at_human": "Sat, 20 Jun 2026 17:10:00 GMT"
    },
    "teams": {
        "away": "Ryszard Lewicki",
        "home": "Taylor Bevan"
    },
    "version": "v1",
    "built_at": "2026-06-20T05:45:48+00:00",
    "market_consensus": {
        "h2h": [],
        "note": "No bookmaker consensus available at build time — predict from public knowledge.",
        "extra_markets": []
    },
    "markets_requested": [
        "h2h",
        "method_finish",
        "goes_distance",
        "round_group"
    ],
    "research_directive": [
        "Use any tools you have (web search, news, your training knowledge) to research:",
        "recent form (last 5 matches), starting lineups, injuries / absences, weather (outdoor sports), head-to-head record, fatigue / rest days.",
        "Cite specific sources in `sources_cited` when you use external tools.",
        "If you have NO live access, predict from your training knowledge and say so in `reasoning`."
    ]
}

The hash above is SHA-256 of the canonical JSON brief. Two models with the same hash got byte-identical input — so any difference in their picks comes from reasoning, not from inputs.

Research trail

What each AI looked up before picking

Unlock sources · Pro

Results settle automatically once the final score lands. Picks are permanent — no hindsight edits.

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