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refactor: upgrade Anthropic SDK to v1.4.0 and adapt provider code

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### CHANGES

- Upgrade Anthropic Go SDK dependency to version 1.4.0.
- Adapt provider code to breaking changes in the SDK.
- Update constructors for tool use and thinking parameters.
- Use new `OfText` field for accessing message content.
- Add Claude 4 Opus and Sonnet to documentation.
This commit is contained in:
Kayvan Sylvan 2025-06-05 10:46:14 -07:00 • committed by Kujtim Hoxha
parent 18f020cacd
commit 05b0570f48
5 changed files with 12 additions and 15 deletions
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2
README.md
View file

@ -203,6 +203,8 @@ OpenCode supports a variety of AI models from different providers:
### Anthropic
- Claude 4 Sonnet
- Claude 4 Opus
- Claude 3.5 Sonnet
- Claude 3.5 Haiku
- Claude 3.7 Sonnet

2
go.mod
View file

@ -7,7 +7,7 @@ require (
github.com/JohannesKaufmann/html-to-markdown v1.6.0
github.com/PuerkitoBio/goquery v1.9.2
github.com/alecthomas/chroma/v2 v2.15.0
github.com/anthropics/anthropic-sdk-go v0.2.0-beta.2
github.com/anthropics/anthropic-sdk-go v1.4.0
github.com/aymanbagabas/go-udiff v0.2.0
github.com/bmatcuk/doublestar/v4 v4.8.1
github.com/catppuccin/go v0.3.0

4
go.sum
View file

@ -26,8 +26,8 @@ github.com/alecthomas/repr v0.4.0 h1:GhI2A8MACjfegCPVq9f1FLvIBS+DrQ2KQBFZP1iFzXc
github.com/alecthomas/repr v0.4.0/go.mod h1:Fr0507jx4eOXV7AlPV6AVZLYrLIuIeSOWtW57eE/O/4=
github.com/andybalholm/cascadia v1.3.2 h1:3Xi6Dw5lHF15JtdcmAHD3i1+T8plmv7BQ/nsViSLyss=
github.com/andybalholm/cascadia v1.3.2/go.mod h1:7gtRlve5FxPPgIgX36uWBX58OdBsSS6lUvCFb+h7KvU=
github.com/anthropics/anthropic-sdk-go v0.2.0-beta.2 h1:h7qxtumNjKPWFv1QM/HJy60MteeW23iKeEtBoY7bYZk=
github.com/anthropics/anthropic-sdk-go v0.2.0-beta.2/go.mod h1:AapDW22irxK2PSumZiQXYUFvsdQgkwIWlpESweWZI/c=
github.com/anthropics/anthropic-sdk-go v1.4.0 h1:fU1jKxYbQdQDiEXCxeW5XZRIOwKevn/PMg8Ay1nnUx0=
github.com/anthropics/anthropic-sdk-go v1.4.0/go.mod h1:AapDW22irxK2PSumZiQXYUFvsdQgkwIWlpESweWZI/c=
github.com/atotto/clipboard v0.1.4 h1:EH0zSVneZPSuFR11BlR9YppQTVDbh5+16AmcJi4g1z4=
github.com/atotto/clipboard v0.1.4/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
github.com/aws/aws-sdk-go-v2 v1.30.3 h1:jUeBtG0Ih+ZIFH0F4UkmL9w3cSpaMv9tYYDbzILP8dY=

17
internal/llm/provider/anthropic.go
View file

@ -67,7 +67,7 @@ func (a *anthropicClient) convertMessages(messages []message.Message) (anthropic
case message.User:
content := anthropic.NewTextBlock(msg.Content().String())
if cache && !a.options.disableCache {
content.OfRequestTextBlock.CacheControl = anthropic.CacheControlEphemeralParam{
content.OfText.CacheControl = anthropic.CacheControlEphemeralParam{
Type: "ephemeral",
}
}
@ -85,7 +85,7 @@ func (a *anthropicClient) convertMessages(messages []message.Message) (anthropic
if msg.Content().String() != "" {
content := anthropic.NewTextBlock(msg.Content().String())
if cache && !a.options.disableCache {
content.OfRequestTextBlock.CacheControl = anthropic.CacheControlEphemeralParam{
content.OfText.CacheControl = anthropic.CacheControlEphemeralParam{
Type: "ephemeral",
}
}
@ -98,7 +98,7 @@ func (a *anthropicClient) convertMessages(messages []message.Message) (anthropic
if err != nil {
continue
}
blocks = append(blocks, anthropic.ContentBlockParamOfRequestToolUseBlock(toolCall.ID, inputMap, toolCall.Name))
blocks = append(blocks, anthropic.NewToolUseBlock(toolCall.ID, inputMap, toolCall.Name))
}
if len(blocks) == 0 {
@ -167,17 +167,12 @@ func (a *anthropicClient) preparedMessages(messages []anthropic.MessageParam, to
temperature := anthropic.Float(0)
if isUser {
for _, m := range lastMessage.Content {
if m.OfRequestTextBlock != nil && m.OfRequestTextBlock.Text != "" {
messageContent = m.OfRequestTextBlock.Text
if m.OfText != nil && m.OfText.Text != "" {
messageContent = m.OfText.Text
}
}
if messageContent != "" && a.options.shouldThink != nil && a.options.shouldThink(messageContent) {
thinkingParam = anthropic.ThinkingConfigParamUnion{
OfThinkingConfigEnabled: &anthropic.ThinkingConfigEnabledParam{
BudgetTokens: int64(float64(a.providerOptions.maxTokens) * 0.8),
Type: "enabled",
},
}
thinkingParam = anthropic.ThinkingConfigParamOfEnabled(int64(float64(a.providerOptions.maxTokens) * 0.8))
temperature = anthropic.Float(1)
}
}