Package io.modelcontextprotocol.spec

Interface HttpHeaders

public interface HttpHeaders

Names of HTTP headers in use by MCP HTTP transports.

Author:

Dariusz Jędrzejczyk

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ACCEPT	The HTTP Accept header.
static final String	CACHE_CONTROL	The HTTP Cache-Control header.
static final String	CONTENT_LENGTH	The HTTP Content-Length header.
static final String	CONTENT_TYPE	The HTTP Content-Type header.
static final String	LAST_EVENT_ID	Identifies events within an SSE Stream.
static final String	MCP_SESSION_ID	Identifies individual MCP sessions.
static final String	PROTOCOL_VERSION	Identifies the MCP protocol version.

Field Details

MCP_SESSION_ID

static final String MCP_SESSION_ID

Identifies individual MCP sessions.

See Also:

• Constant Field Values

LAST_EVENT_ID

static final String LAST_EVENT_ID

Identifies events within an SSE Stream.

See Also:

• Constant Field Values

PROTOCOL_VERSION

static final String PROTOCOL_VERSION

Identifies the MCP protocol version.

See Also:

• Constant Field Values

CONTENT_LENGTH

static final String CONTENT_LENGTH

The HTTP Content-Length header.

See Also:

• RFC9110
• Constant Field Values

CONTENT_TYPE

static final String CONTENT_TYPE

The HTTP Content-Type header.

See Also:

• RFC9110
• Constant Field Values

ACCEPT

static final String ACCEPT

The HTTP Accept header.

See Also:

• RFC9110
• Constant Field Values

CACHE_CONTROL

static final String CACHE_CONTROL

The HTTP Cache-Control header.

See Also:

• RFC9111
• Constant Field Values