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models: add Claude 5 family to Bedrock matrix #384

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a7e6ca2
models: add Claude 5 family to Bedrock matrix (Fable 5, Opus 5, Sonne…
Aug 1, 2026
3cb99b2
fix: update Bedrock Sonnet 4.6 and Haiku 4.5 model IDs to current API…
Aug 1, 2026
88eba75
fix: use inference profile IDs for Sonnet 4.6 and Haiku 4.5 on Bedrock
Aug 1, 2026
33df738
fix: use us. inference profile prefix for Claude 5 models on Bedrock
Aug 1, 2026
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14 changes: 12 additions & 2 deletions coworker/providers/matrix.py
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Original file line number Diff line number Diff line change
Expand Up @@ -161,10 +161,20 @@ class ModelEntry:
# Bedrock ids carry a family segment (claude/ → native Anthropic path, other/ →
# Converse) plus AWS's own `-v<n>:<m>` version suffix. Some regions require the
# `us.`/`eu.` cross-region inference-profile prefix — custom add-model accepts those.
"bedrock:claude/anthropic.claude-sonnet-4-6-v1:0": ModelEntry(
# Claude 5 generation (GA on Bedrock; ids from vendor catalog 2026-08-01):
"bedrock:claude/us.anthropic.claude-fable-5": ModelEntry(
"Claude Fable 5 · AWS Bedrock", _AGENTIC_VISION, 1_000_000
),
"bedrock:claude/us.anthropic.claude-opus-5": ModelEntry(
"Claude Opus 5 · AWS Bedrock", _AGENTIC_VISION, 1_000_000
),
"bedrock:claude/us.anthropic.claude-sonnet-5": ModelEntry(
"Claude Sonnet 5 · AWS Bedrock", _AGENTIC_VISION, 1_000_000
),
"bedrock:claude/us.anthropic.claude-sonnet-4-6": ModelEntry(
"Claude Sonnet 4.6 · AWS Bedrock", _AGENTIC_VISION, 200_000
),
"bedrock:claude/anthropic.claude-haiku-4-5-v1:0": ModelEntry(
"bedrock:claude/us.anthropic.claude-haiku-4-5-20251001-v1:0": ModelEntry(
"Claude Haiku 4.5 · AWS Bedrock", _AGENTIC_VISION, 200_000
),
"bedrock:other/amazon.nova-2-pro-v1:0": ModelEntry(
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2 changes: 1 addition & 1 deletion coworker/providers/registry.py
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Expand Up @@ -381,7 +381,7 @@ def _compat(
),
],
build=_build_bedrock,
recommended_model="claude/anthropic.claude-sonnet-4-6-v1:0",
recommended_model="claude/us.anthropic.claude-sonnet-5",
blurb="Runs models inside your own AWS account. Claude uses Anthropic's native "
"Bedrock path; every other model goes through the Converse API.",
),
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23 changes: 20 additions & 3 deletions tests/test_bedrock_provider.py
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Expand Up @@ -364,7 +364,7 @@ def client(self, service, **kwargs):


def test_bedrock_capabilities_from_matrix_and_fallback():
curated = capabilities_for("bedrock:claude/anthropic.claude-sonnet-4-6-v1:0")
curated = capabilities_for("bedrock:claude/us.anthropic.claude-sonnet-4-6")
assert curated.vision and curated.pdf and curated.parallel_tool_calls
assert capabilities_for("bedrock:other/amazon.nova-2-pro-v1:0").tools
# Custom ids fall back on the family segment: Claude keeps native caps,
Expand All @@ -375,13 +375,30 @@ def test_bedrock_capabilities_from_matrix_and_fallback():
assert custom_other.tools and not custom_other.parallel_tool_calls


def test_bedrock_claude_5_family_in_matrix():
"""Claude 5 generation models (Fable, Opus, Sonnet) are curated with 1M context."""
from coworker.providers.matrix import MATRIX

for mid, label, ctx in [
("bedrock:claude/us.anthropic.claude-fable-5", "Claude Fable 5 · AWS Bedrock", 1_000_000),
("bedrock:claude/us.anthropic.claude-opus-5", "Claude Opus 5 · AWS Bedrock", 1_000_000),
("bedrock:claude/us.anthropic.claude-sonnet-5", "Claude Sonnet 5 · AWS Bedrock", 1_000_000),
]:
assert mid in MATRIX, f"{mid} missing from matrix"
entry = MATRIX[mid]
assert entry.label == label
assert entry.context_window == ctx
caps = capabilities_for(mid)
assert caps.tools and caps.vision and caps.parallel_tool_calls


def test_router_prefix_survives_bedrock_version_colons():
from coworker.providers.router import ProviderRouter

router = ProviderRouter.__new__(ProviderRouter)
model = "bedrock:claude/anthropic.claude-sonnet-4-6-v1:0"
model = "bedrock:claude/us.anthropic.claude-sonnet-4-6"
assert router._provider_name(model) == "bedrock"
assert ProviderRouter._bare(model) == "claude/anthropic.claude-sonnet-4-6-v1:0"
assert ProviderRouter._bare(model) == "claude/us.anthropic.claude-sonnet-4-6"


# -- registry / manager glue -----------------------------------------------------------
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